7542252 has 36 divisors (see below), whose sum is σ = 19896240. Its totient is φ = 2404512.

The previous prime is 7542187. The next prime is 7542253. The reversal of 7542252 is 2522457.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (7542253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3727 + ... + 5382.

Almost surely, 2^7542252 is an apocalyptic number.

It is an amenable number.

7542252 is an abundant number, since it is smaller than the sum of its proper divisors (12353988).

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

7542252 is a wasteful number, since it uses less digits than its factorization.

7542252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9142 (or 9137 counting only the distinct ones).

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

The square root of 7542252 is about 2746.3160779488. The cubic root of 7542252 is about 196.1102739170.

The spelling of 7542252 in words is "seven million, five hundred forty-two thousand, two hundred fifty-two".