52450992 has 60 divisors (see below), whose sum is σ = 160139304. Its totient is φ = 15893760.

The previous prime is 52450991. The next prime is 52450997. The reversal of 52450992 is 29905425.

It is a happy number.

It is a super-2 number, since 2×52450992² = 5502213123568128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (52450991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14973 + ... + 18140.

Almost surely, 2^52450992 is an apocalyptic number.

It is an amenable number.

52450992 is an abundant number, since it is smaller than the sum of its proper divisors (107688312).

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

52450992 is a wasteful number, since it uses less digits than its factorization.

52450992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33138 (or 33129 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 52450992 is about 7242.3057102003. The cubic root of 52450992 is about 374.3270704980.

The spelling of 52450992 in words is "fifty-two million, four hundred fifty thousand, nine hundred ninety-two".