45999552 has 84 divisors (see below), whose sum is σ = 129443480. Its totient is φ = 14413824.

The previous prime is 45999533. The next prime is 45999557. The reversal of 45999552 is 25599954.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45999557) 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, 55074 + ... + 55902.

Almost surely, 2^45999552 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 45999552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64721740).

45999552 is an abundant number, since it is smaller than the sum of its proper divisors (83443928).

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

45999552 is a wasteful number, since it uses less digits than its factorization.

45999552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878 (or 851 counting only the distinct ones).

The product of its digits is 729000, while the sum is 48.

The square root of 45999552 is about 6782.2969560467. The cubic root of 45999552 is about 358.3036239055.

The spelling of 45999552 in words is "forty-five million, nine hundred ninety-nine thousand, five hundred fifty-two".