45949047 has 8 divisors (see below), whose sum is σ = 62104944. Its totient is φ = 30212928.

The previous prime is 45949031. The next prime is 45949063. The reversal of 45949047 is 74094954.

It is an interprime number because it is at equal distance from previous prime (45949031) and next prime (45949063).

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

It is not a de Polignac number, because 45949047 - 2⁴ = 45949031 is a prime.

It is a super-2 number, since 2×45949047² = 4222629840416418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45949027) 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, 104688 + ... + 105125.

It is an arithmetic number, because the mean of its divisors is an integer number (7763118).

Almost surely, 2^45949047 is an apocalyptic number.

45949047 is a deficient number, since it is larger than the sum of its proper divisors (16155897).

45949047 is a wasteful number, since it uses less digits than its factorization.

45949047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209889.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 45949047 is about 6778.5726373625. The cubic root of 45949047 is about 358.1724432698.

The spelling of 45949047 in words is "forty-five million, nine hundred forty-nine thousand, forty-seven".