2690433928 has 64 divisors (see below), whose sum is σ = 6219198720. Its totient is φ = 1062547200.

The previous prime is 2690433919. The next prime is 2690433931. The reversal of 2690433928 is 8293340962.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478413 + ... + 484003.

It is an arithmetic number, because the mean of its divisors is an integer number (97174980).

Almost surely, 2^2690433928 is an apocalyptic number.

2690433928 is a gapful number since it is divisible by the number (28) 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 2690433928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3109599360).

2690433928 is an abundant number, since it is smaller than the sum of its proper divisors (3528764792).

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

2690433928 is a wasteful number, since it uses less digits than its factorization.

2690433928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6278 (or 6274 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 46.

The square root of 2690433928 is about 51869.3929789042. The cubic root of 2690433928 is about 1390.8301939810.

The spelling of 2690433928 in words is "two billion, six hundred ninety million, four hundred thirty-three thousand, nine hundred twenty-eight".