45437736 has 48 divisors (see below), whose sum is σ = 120687840. Its totient is φ = 14252800.

The previous prime is 45437701. The next prime is 45437737. The reversal of 45437736 is 63773454.

It is a junction number, because it is equal to n+sod(n) for n = 45437694 and 45437703.

It is not an unprimeable number, because it can be changed into a prime (45437737) 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, 3661 + ... + 10211.

It is an arithmetic number, because the mean of its divisors is an integer number (2514330).

Almost surely, 2^45437736 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 45437736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60343920).

45437736 is an abundant number, since it is smaller than the sum of its proper divisors (75250104).

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

45437736 is a wasteful number, since it uses less digits than its factorization.

45437736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6594 (or 6573 counting only the distinct ones).

The product of its digits is 211680, while the sum is 39.

The square root of 45437736 is about 6740.7518868447. The cubic root of 45437736 is about 356.8389296072.

The spelling of 45437736 in words is "forty-five million, four hundred thirty-seven thousand, seven hundred thirty-six".