71267402 has 12 divisors (see below), whose sum is σ = 109872630. Its totient is φ = 34669296.

The previous prime is 71267381. The next prime is 71267407. The reversal of 71267402 is 20476217.

It can be written as a sum of positive squares in 3 ways, for example, as 67584841 + 3682561 = 8221^2 + 1919^2 .

It is not an unprimeable number, because it can be changed into a prime (71267407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10277 + ... + 15752.

Almost surely, 2^71267402 is an apocalyptic number.

71267402 is a deficient number, since it is larger than the sum of its proper divisors (38605228).

71267402 is a wasteful number, since it uses less digits than its factorization.

71267402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26105 (or 26068 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 71267402 is about 8442.0022506512. The cubic root of 71267402 is about 414.6009654502.

The spelling of 71267402 in words is "seventy-one million, two hundred sixty-seven thousand, four hundred two".