80262138 has 32 divisors (see below), whose sum is σ = 176052672. Its totient is φ = 24192000.

The previous prime is 80262109. The next prime is 80262167. The reversal of 80262138 is 83126208.

It is an interprime number because it is at equal distance from previous prime (80262109) and next prime (80262167).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9588 + ... + 15888.

It is an arithmetic number, because the mean of its divisors is an integer number (5501646).

Almost surely, 2^80262138 is an apocalyptic number.

80262138 is an abundant number, since it is smaller than the sum of its proper divisors (95790534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80262138 is a wasteful number, since it uses less digits than its factorization.

80262138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6510.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 80262138 is about 8958.9138850644. The cubic root of 80262138 is about 431.3570575628.

The spelling of 80262138 in words is "eighty million, two hundred sixty-two thousand, one hundred thirty-eight".