2698235904 has 416 divisors, whose sum is σ = 9394094080. Its totient is φ = 668860416.

The previous prime is 2698235899. The next prime is 2698235909. The reversal of 2698235904 is 4095328962.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2698235899) and next prime (2698235909).

It is a tau number, because it is divible by the number of its divisors (416).

It is a super-3 number, since 3×2698235904³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2698235909) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21245889 + ... + 21246015.

Almost surely, 2^2698235904 is an apocalyptic number.

2698235904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2698235904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4697047040).

2698235904 is an abundant number, since it is smaller than the sum of its proper divisors (6695858176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2698235904 is a wasteful number, since it uses less digits than its factorization.

2698235904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 171 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 2698235904 is about 51944.5464317478. The cubic root of 2698235904 is about 1392.1733170376.

The spelling of 2698235904 in words is "two billion, six hundred ninety-eight million, two hundred thirty-five thousand, nine hundred four".