7252138 has 8 divisors (see below), whose sum is σ = 10892160. Its totient is φ = 3621420.

The previous prime is 7252087. The next prime is 7252151. The reversal of 7252138 is 8312527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153 + ... + 3811.

It is an arithmetic number, because the mean of its divisors is an integer number (1361520).

Almost surely, 2^7252138 is an apocalyptic number.

7252138 is a deficient number, since it is larger than the sum of its proper divisors (3640022).

7252138 is a wasteful number, since it uses less digits than its factorization.

7252138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4652.

The product of its digits is 3360, while the sum is 28.

The square root of 7252138 is about 2692.9793909349. The cubic root of 7252138 is about 193.5628552978.

The spelling of 7252138 in words is "seven million, two hundred fifty-two thousand, one hundred thirty-eight".