71372475 has 48 divisors (see below), whose sum is σ = 134217600. Its totient is φ = 37164960.

The previous prime is 71372467. The next prime is 71372527. The reversal of 71372475 is 57427317.

It is not a de Polignac number, because 71372475 - 2³ = 71372467 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27796 + ... + 30254.

It is an arithmetic number, because the mean of its divisors is an integer number (2796200).

Almost surely, 2^71372475 is an apocalyptic number.

71372475 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

71372475 is a deficient number, since it is larger than the sum of its proper divisors (62845125).

71372475 is a wasteful number, since it uses less digits than its factorization.

71372475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521 (or 2510 counting only the distinct ones).

The product of its digits is 41160, while the sum is 36.

The square root of 71372475 is about 8448.2231859723. The cubic root of 71372475 is about 414.8046208585.

The spelling of 71372475 in words is "seventy-one million, three hundred seventy-two thousand, four hundred seventy-five".