390740112 has 240 divisors, whose sum is σ = 1326998400. Its totient is φ = 111259008.

The previous prime is 390740107. The next prime is 390740131. The reversal of 390740112 is 211047093.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1333438 + ... + 1333730.

It is an arithmetic number, because the mean of its divisors is an integer number (5529160).

Almost surely, 2^390740112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 390740112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (663499200).

390740112 is an abundant number, since it is smaller than the sum of its proper divisors (936258288).

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

390740112 is an equidigital number, since it uses as much as digits as its factorization.

390740112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 390740112 is about 19767.1472903907. The cubic root of 390740112 is about 731.0762332673.

The spelling of 390740112 in words is "three hundred ninety million, seven hundred forty thousand, one hundred twelve".