52451464 has 32 divisors (see below), whose sum is σ = 108503640. Its totient is φ = 23616000.

The previous prime is 52451461. The next prime is 52451471. The reversal of 52451464 is 46415425.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17994564 + 34456900 = 4242^2 + 5870^2 .

It is not an unprimeable number, because it can be changed into a prime (52451461) 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, 1887 + ... + 10414.

Almost surely, 2^52451464 is an apocalyptic number.

It is an amenable number.

52451464 is an abundant number, since it is smaller than the sum of its proper divisors (56052176).

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

52451464 is a wasteful number, since it uses less digits than its factorization.

52451464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12361 (or 12357 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 52451464 is about 7242.3382964344. The cubic root of 52451464 is about 374.3281933357.

Adding to 52451464 its reverse (46415425), we get a palindrome (98866889).

The spelling of 52451464 in words is "fifty-two million, four hundred fifty-one thousand, four hundred sixty-four".