80513734 has 16 divisors (see below), whose sum is σ = 146143008. Its totient is φ = 32476032.

The previous prime is 80513677. The next prime is 80513747. The reversal of 80513734 is 43731508.

It is a super-2 number, since 2×80513734² = 12964922725245512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 80513696 and 80513705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168909 + ... + 169384.

It is an arithmetic number, because the mean of its divisors is an integer number (9133938).

Almost surely, 2^80513734 is an apocalyptic number.

80513734 is a deficient number, since it is larger than the sum of its proper divisors (65629274).

80513734 is a wasteful number, since it uses less digits than its factorization.

80513734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338319.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 80513734 is about 8972.9445557186. The cubic root of 80513734 is about 431.8073093262.

The spelling of 80513734 in words is "eighty million, five hundred thirteen thousand, seven hundred thirty-four".