7438522 has 32 divisors (see below), whose sum is σ = 14337792. Its totient is φ = 2813184.

The previous prime is 7438513. The next prime is 7438547. The reversal of 7438522 is 2258347.

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, 3298 + ... + 5074.

It is an arithmetic number, because the mean of its divisors is an integer number (448056).

Almost surely, 2^7438522 is an apocalyptic number.

7438522 is a deficient number, since it is larger than the sum of its proper divisors (6899270).

7438522 is a wasteful number, since it uses less digits than its factorization.

7438522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822.

The product of its digits is 13440, while the sum is 31.

The square root of 7438522 is about 2727.3653953953. The cubic root of 7438522 is about 195.2070734750.

The spelling of 7438522 in words is "seven million, four hundred thirty-eight thousand, five hundred twenty-two".