1354298880 has 640 divisors, whose sum is σ = 5345657856. Its totient is φ = 288358400.

The previous prime is 1354298873. The next prime is 1354298887. The reversal of 1354298880 is 888924531.

It is an interprime number because it is at equal distance from previous prime (1354298873) and next prime (1354298887).

It is a tau number, because it is divible by the number of its divisors (640).

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 (1354298887) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33031660 + ... + 33031700.

Almost surely, 2^1354298880 is an apocalyptic number.

1354298880 is a gapful number since it is divisible by the number (10) 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 1354298880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2672828928).

1354298880 is an abundant number, since it is smaller than the sum of its proper divisors (3991358976).

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

1354298880 is a wasteful number, since it uses less digits than its factorization.

1354298880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 48.

The square root of 1354298880 is about 36800.7999913045. The cubic root of 1354298880 is about 1106.3813331899.

The spelling of 1354298880 in words is "one billion, three hundred fifty-four million, two hundred ninety-eight thousand, eight hundred eighty".