2793400456 has 32 divisors (see below), whose sum is σ = 6530028480. Its totient is φ = 1088337600.

The previous prime is 2793400453. The next prime is 2793400469. The reversal of 2793400456 is 6540043972.

It is a happy number.

It is a super-2 number, since 2×2793400456² = 15606172215162015872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2793400453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2266755 + ... + 2267986.

It is an arithmetic number, because the mean of its divisors is an integer number (204063390).

Almost surely, 2^2793400456 is an apocalyptic number.

It is an amenable number.

2793400456 is an abundant number, since it is smaller than the sum of its proper divisors (3736628024).

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

2793400456 is a wasteful number, since it uses less digits than its factorization.

2793400456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4534765 (or 4534761 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 2793400456 is about 52852.6296034549. The cubic root of 2793400456 is about 1408.3515191222.

The spelling of 2793400456 in words is "two billion, seven hundred ninety-three million, four hundred thousand, four hundred fifty-six".