45748736 has 40 divisors (see below), whose sum is σ = 99730224. Its totient is φ = 20792320.

The previous prime is 45748709. The next prime is 45748741. The reversal of 45748736 is 63784754.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1571 + ... + 9693.

Almost surely, 2^45748736 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 45748736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49865112).

45748736 is an abundant number, since it is smaller than the sum of its proper divisors (53981488).

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

45748736 is an equidigital number, since it uses as much as digits as its factorization.

45748736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8152 (or 8136 counting only the distinct ones).

The product of its digits is 564480, while the sum is 44.

The square root of 45748736 is about 6763.7811910203. The cubic root of 45748736 is about 357.6512109126.

The spelling of 45748736 in words is "forty-five million, seven hundred forty-eight thousand, seven hundred thirty-six".