391674096 has 240 divisors, whose sum is σ = 1266585600. Its totient is φ = 115758720.

The previous prime is 391674091. The next prime is 391674097. The reversal of 391674096 is 690476193.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (391674091) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3083985 + ... + 3084111.

It is an arithmetic number, because the mean of its divisors is an integer number (5277440).

Almost surely, 2^391674096 is an apocalyptic number.

391674096 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 391674096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (633292800).

391674096 is an abundant number, since it is smaller than the sum of its proper divisors (874911504).

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

391674096 is a wasteful number, since it uses less digits than its factorization.

391674096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 391674096 is about 19790.7578429933. The cubic root of 391674096 is about 731.6582656406.

The spelling of 391674096 in words is "three hundred ninety-one million, six hundred seventy-four thousand, ninety-six".