45973797 has 8 divisors (see below), whose sum is σ = 64904256. Its totient is φ = 28846272.

The previous prime is 45973777. The next prime is 45973841. The reversal of 45973797 is 79737954.

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

It is not a de Polignac number, because 45973797 - 2⁸ = 45973541 is a prime.

It is a super-2 number, since 2×45973797² = 4227180021194418, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51), and also a Moran number because the ratio is a prime number: 901447 = 45973797 / (4 + 5 + 9 + 7 + 3 + 7 + 9 + 7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45973717) 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, 450673 + ... + 450774.

It is an arithmetic number, because the mean of its divisors is an integer number (8113032).

Almost surely, 2^45973797 is an apocalyptic number.

It is an amenable number.

45973797 is a deficient number, since it is larger than the sum of its proper divisors (18930459).

45973797 is a wasteful number, since it uses less digits than its factorization.

45973797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901467.

The product of its digits is 1666980, while the sum is 51.

The square root of 45973797 is about 6780.3979971680. The cubic root of 45973797 is about 358.2367404089.

The spelling of 45973797 in words is "forty-five million, nine hundred seventy-three thousand, seven hundred ninety-seven".