45043737 has 8 divisors (see below), whose sum is σ = 63219360. Its totient is φ = 28448640.

The previous prime is 45043709. The next prime is 45043759. The reversal of 45043737 is 73734054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45043737 - 2⁶ = 45043673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45043698 and 45043707.

It is not an unprimeable number, because it can be changed into a prime (45043237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395064 + ... + 395177.

It is an arithmetic number, because the mean of its divisors is an integer number (7902420).

Almost surely, 2^45043737 is an apocalyptic number.

It is an amenable number.

45043737 is a deficient number, since it is larger than the sum of its proper divisors (18175623).

45043737 is a wasteful number, since it uses less digits than its factorization.

45043737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790263.

The product of its (nonzero) digits is 35280, while the sum is 33.

The square root of 45043737 is about 6711.4631042717. The cubic root of 45043737 is about 355.8045285743.

The spelling of 45043737 in words is "forty-five million, forty-three thousand, seven hundred thirty-seven".