45947975 has 6 divisors (see below), whose sum is σ = 56975520. Its totient is φ = 36758360.

The previous prime is 45947953. The next prime is 45948011. The reversal of 45947975 is 57974954.

It is not a de Polignac number, because 45947975 - 2¹⁰ = 45946951 is a prime.

It is a super-2 number, since 2×45947975² = 4222432813201250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 918935 + ... + 918984.

It is an arithmetic number, because the mean of its divisors is an integer number (9495920).

Almost surely, 2^45947975 is an apocalyptic number.

45947975 is a deficient number, since it is larger than the sum of its proper divisors (11027545).

45947975 is a wasteful number, since it uses less digits than its factorization.

45947975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837929 (or 1837924 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 50.

The square root of 45947975 is about 6778.4935642073. The cubic root of 45947975 is about 358.1696578377.

The spelling of 45947975 in words is "forty-five million, nine hundred forty-seven thousand, nine hundred seventy-five".