80927402 has 8 divisors (see below), whose sum is σ = 121779876. Its totient is φ = 40334112.

The previous prime is 80927401. The next prime is 80927443. The reversal of 80927402 is 20472908.

It can be written as a sum of positive squares in 2 ways, for example, as 74632321 + 6295081 = 8639^2 + 2509^2 .

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

It is not an unprimeable number, because it can be changed into a prime (80927401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64013 + ... + 65264.

Almost surely, 2^80927402 is an apocalyptic number.

80927402 is a deficient number, since it is larger than the sum of its proper divisors (40852474).

80927402 is a wasteful number, since it uses less digits than its factorization.

80927402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129592.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 80927402 is about 8995.9658736569. The cubic root of 80927402 is about 432.5455677205.

The spelling of 80927402 in words is "eighty million, nine hundred twenty-seven thousand, four hundred two".