45243737 has 32 divisors (see below), whose sum is σ = 59996160. Its totient is φ = 33073920.

The previous prime is 45243727. The next prime is 45243743. The reversal of 45243737 is 73734254.

It is not a de Polignac number, because 45243737 - 2⁶ = 45243673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45243697 and 45243706.

It is not an unprimeable number, because it can be changed into a prime (45243727) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104273 + ... + 104705.

It is an arithmetic number, because the mean of its divisors is an integer number (1874880).

Almost surely, 2^45243737 is an apocalyptic number.

It is an amenable number.

45243737 is a deficient number, since it is larger than the sum of its proper divisors (14752423).

45243737 is a wasteful number, since it uses less digits than its factorization.

45243737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533.

The product of its digits is 70560, while the sum is 35.

The square root of 45243737 is about 6726.3464823037. The cubic root of 45243737 is about 356.3303570859.

The spelling of 45243737 in words is "forty-five million, two hundred forty-three thousand, seven hundred thirty-seven".