71426632 has 8 divisors (see below), whose sum is σ = 133924950. Its totient is φ = 35713312.

The previous prime is 71426627. The next prime is 71426651. The reversal of 71426632 is 23662417.

It can be written as a sum of positive squares in only one way, i.e., 50211396 + 21215236 = 7086^2 + 4606^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 71426594 and 71426603.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4464157 + ... + 4464172.

Almost surely, 2^71426632 is an apocalyptic number.

It is an amenable number.

71426632 is a deficient number, since it is larger than the sum of its proper divisors (62498318).

71426632 is a wasteful number, since it uses less digits than its factorization.

71426632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8928335 (or 8928331 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 71426632 is about 8451.4278083647. The cubic root of 71426632 is about 414.9095114075.

The spelling of 71426632 in words is "seventy-one million, four hundred twenty-six thousand, six hundred thirty-two".