7520464 has 40 divisors (see below), whose sum is σ = 16873920. Its totient is φ = 3180288.

The previous prime is 7520459. The next prime is 7520467. The reversal of 7520464 is 4640257.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7520467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8892 + ... + 9700.

It is an arithmetic number, because the mean of its divisors is an integer number (421848).

Almost surely, 2^7520464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7520464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8436960).

7520464 is an abundant number, since it is smaller than the sum of its proper divisors (9353456).

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

7520464 is a wasteful number, since it uses less digits than its factorization.

7520464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907 (or 901 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 7520464 is about 2742.3464405505. The cubic root of 7520464 is about 195.9212511634.

The spelling of 7520464 in words is "seven million, five hundred twenty thousand, four hundred sixty-four".