7522254 has 16 divisors (see below), whose sum is σ = 16716240. Its totient is φ = 2507400.

The previous prime is 7522241. The next prime is 7522261. The reversal of 7522254 is 4522257.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69597 + ... + 69704.

It is an arithmetic number, because the mean of its divisors is an integer number (1044765).

Almost surely, 2^7522254 is an apocalyptic number.

7522254 is an abundant number, since it is smaller than the sum of its proper divisors (9193986).

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

7522254 is a wasteful number, since it uses less digits than its factorization.

7522254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139312 (or 139306 counting only the distinct ones).

The product of its digits is 5600, while the sum is 27.

The square root of 7522254 is about 2742.6727839828. The cubic root of 7522254 is about 195.9367941414.

It can be divided in two parts, 7522 and 254, that added together give a 5-th power (7776 = 6⁵).

The spelling of 7522254 in words is "seven million, five hundred twenty-two thousand, two hundred fifty-four".