80013782 has 16 divisors (see below), whose sum is σ = 122608080. Its totient is φ = 39148512.

The previous prime is 80013763. The next prime is 80013811. The reversal of 80013782 is 28731008.

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, 53213 + ... + 54695.

It is an arithmetic number, because the mean of its divisors is an integer number (7663005).

Almost surely, 2^80013782 is an apocalyptic number.

80013782 is a deficient number, since it is larger than the sum of its proper divisors (42594298).

80013782 is a wasteful number, since it uses less digits than its factorization.

80013782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 80013782 is about 8945.0423140419. The cubic root of 80013782 is about 430.9116802680.

The spelling of 80013782 in words is "eighty million, thirteen thousand, seven hundred eighty-two".