2793890628 has 72 divisors (see below), whose sum is σ = 7126042560. Its totient is φ = 922933440.

The previous prime is 2793890621. The next prime is 2793890669. The reversal of 2793890628 is 8260983972.

It is a happy number.

2793890628 is a `hidden beast` number, since 2 + 7 + 9 + 3 + 8 + 9 + 0 + 628 = 666.

It is not an unprimeable number, because it can be changed into a prime (2793890621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3252063 + ... + 3252921.

Almost surely, 2^2793890628 is an apocalyptic number.

It is an amenable number.

2793890628 is an abundant number, since it is smaller than the sum of its proper divisors (4332151932).

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

2793890628 is a wasteful number, since it uses less digits than its factorization.

2793890628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577 (or 1572 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 2793890628 is about 52857.2665581564. The cubic root of 2793890628 is about 1408.4338911411.

The spelling of 2793890628 in words is "two billion, seven hundred ninety-three million, eight hundred ninety thousand, six hundred twenty-eight".