7542464 has 14 divisors (see below), whose sum is σ = 14967204. Its totient is φ = 3771200.

The previous prime is 7542463. The next prime is 7542481. The reversal of 7542464 is 4642457.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 7542464.

It is not an unprimeable number, because it can be changed into a prime (7542461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58862 + ... + 58989.

It is an arithmetic number, because the mean of its divisors is an integer number (1069086).

Almost surely, 2^7542464 is an apocalyptic number.

It is an amenable number.

7542464 is a deficient number, since it is larger than the sum of its proper divisors (7424740).

7542464 is a wasteful number, since it uses less digits than its factorization.

7542464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117863 (or 117853 counting only the distinct ones).

The product of its digits is 26880, while the sum is 32.

The square root of 7542464 is about 2746.3546748372. The cubic root of 7542464 is about 196.1121113429.

The spelling of 7542464 in words is "seven million, five hundred forty-two thousand, four hundred sixty-four".