7158402 has 32 divisors (see below), whose sum is σ = 16747200. Its totient is φ = 2260224.

The previous prime is 7158391. The next prime is 7158409. The reversal of 7158402 is 2048517.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (7158409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2463 + ... + 4514.

It is an arithmetic number, because the mean of its divisors is an integer number (523350).

Almost surely, 2^7158402 is an apocalyptic number.

7158402 is an abundant number, since it is smaller than the sum of its proper divisors (9588798).

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

7158402 is a wasteful number, since it uses less digits than its factorization.

7158402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7007 (or 7001 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 7158402 is about 2675.5190150698. The cubic root of 7158402 is about 192.7252841176.

The spelling of 7158402 in words is "seven million, one hundred fifty-eight thousand, four hundred two".