45947407 has 8 divisors (see below), whose sum is σ = 50688720. Its totient is φ = 41300160.

The previous prime is 45947401. The next prime is 45947431. The reversal of 45947407 is 70474954.

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

It is a de Polignac number, because none of the positive numbers 2^k-45947407 is a prime.

It is a super-2 number, since 2×45947407² = 4222328420047298, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45947407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45947401) 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, 22488 + ... + 24445.

It is an arithmetic number, because the mean of its divisors is an integer number (6336090).

Almost surely, 2^45947407 is an apocalyptic number.

45947407 is a deficient number, since it is larger than the sum of its proper divisors (4741313).

45947407 is a wasteful number, since it uses less digits than its factorization.

45947407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47033.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 45947407 is about 6778.4516668632. The cubic root of 45947407 is about 358.1681819569.

The spelling of 45947407 in words is "forty-five million, nine hundred forty-seven thousand, four hundred seven".