80956075 has 6 divisors (see below), whose sum is σ = 100385564. Its totient is φ = 64764840.

The previous prime is 80956063. The next prime is 80956079. The reversal of 80956075 is 57065908.

It is a happy number.

It is not a de Polignac number, because 80956075 - 2¹⁵ = 80923307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80956079) 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, 1619097 + ... + 1619146.

Almost surely, 2^80956075 is an apocalyptic number.

80956075 is a deficient number, since it is larger than the sum of its proper divisors (19429489).

80956075 is a wasteful number, since it uses less digits than its factorization.

80956075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238253 (or 3238248 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 80956075 is about 8997.5593913016. The cubic root of 80956075 is about 432.5966460710.

The spelling of 80956075 in words is "eighty million, nine hundred fifty-six thousand, seventy-five".