7521464 has 8 divisors (see below), whose sum is σ = 14102760. Its totient is φ = 3760728.

The previous prime is 7521443. The next prime is 7521467. The reversal of 7521464 is 4641257.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7521467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470084 + ... + 470099.

It is an arithmetic number, because the mean of its divisors is an integer number (1762845).

Almost surely, 2^7521464 is an apocalyptic number.

It is an amenable number.

7521464 is a deficient number, since it is larger than the sum of its proper divisors (6581296).

7521464 is a wasteful number, since it uses less digits than its factorization.

7521464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940189 (or 940185 counting only the distinct ones).

The product of its digits is 6720, while the sum is 29.

The square root of 7521464 is about 2742.5287601044. The cubic root of 7521464 is about 195.9299346953.

The spelling of 7521464 in words is "seven million, five hundred twenty-one thousand, four hundred sixty-four".