45454752 has 108 divisors (see below), whose sum is σ = 150412626. Its totient is φ = 12983040.

The previous prime is 45454733. The next prime is 45454789. The reversal of 45454752 is 25745454.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 33593616 + 11861136 = 5796^2 + 3444^2 .

It is a super-2 number, since 2×45454752² = 4132268958763008, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12502 + ... + 15722.

Almost surely, 2^45454752 is an apocalyptic number.

45454752 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45454752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75206313).

45454752 is an abundant number, since it is smaller than the sum of its proper divisors (104957874).

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

45454752 is a wasteful number, since it uses less digits than its factorization.

45454752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3251 (or 3233 counting only the distinct ones).

The product of its digits is 112000, while the sum is 36.

The square root of 45454752 is about 6742.0139424359. The cubic root of 45454752 is about 356.8834683097.

The spelling of 45454752 in words is "forty-five million, four hundred fifty-four thousand, seven hundred fifty-two".