104278392 has 48 divisors (see below), whose sum is σ = 282906000. Its totient is φ = 34699776.

The previous prime is 104278387. The next prime is 104278409. The reversal of 104278392 is 293872401.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66109 + ... + 67667.

It is an arithmetic number, because the mean of its divisors is an integer number (5893875).

Almost surely, 2^104278392 is an apocalyptic number.

104278392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104278392 is an abundant number, since it is smaller than the sum of its proper divisors (178627608).

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

104278392 is a wasteful number, since it uses less digits than its factorization.

104278392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2500 (or 2493 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 104278392 is about 10211.6791959011. The cubic root of 104278392 is about 470.6861744365.

The spelling of 104278392 in words is "one hundred four million, two hundred seventy-eight thousand, three hundred ninety-two".