7521364 has 6 divisors (see below), whose sum is σ = 13162394. Its totient is φ = 3760680.

The previous prime is 7521347. The next prime is 7521373. The reversal of 7521364 is 4631257.

It can be written as a sum of positive squares in only one way, i.e., 3880900 + 3640464 = 1970^2 + 1908^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 940167 + ... + 940174.

Almost surely, 2^7521364 is an apocalyptic number.

It is an amenable number.

7521364 is a deficient number, since it is larger than the sum of its proper divisors (5641030).

7521364 is a wasteful number, since it uses less digits than its factorization.

7521364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880345 (or 1880343 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 7521364 is about 2742.5105286945. The cubic root of 7521364 is about 195.9290663768.

It can be divided in two parts, 752 and 1364, that added together give a square (2116 = 46²).

The spelling of 7521364 in words is "seven million, five hundred twenty-one thousand, three hundred sixty-four".