7402056 has 32 divisors (see below), whose sum is σ = 19104000. Its totient is φ = 2387520.

The previous prime is 7402051. The next prime is 7402061. The reversal of 7402056 is 6502047.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7402051) and next prime (7402061).

It is a super-3 number, since 3×7402056³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (7402051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4231 + ... + 5718.

It is an arithmetic number, because the mean of its divisors is an integer number (597000).

Almost surely, 2^7402056 is an apocalyptic number.

It is an amenable number.

7402056 is an abundant number, since it is smaller than the sum of its proper divisors (11701944).

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

7402056 is a wasteful number, since it uses less digits than its factorization.

7402056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9989 (or 9985 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 7402056 is about 2720.6719758177. The cubic root of 7402056 is about 194.8875617413.

Subtracting from 7402056 its reverse (6502047), we obtain a palindrome (900009).

The spelling of 7402056 in words is "seven million, four hundred two thousand, fifty-six".