378032790 has 16 divisors (see below), whose sum is σ = 907278768. Its totient is φ = 100808736.

The previous prime is 378032771. The next prime is 378032803. The reversal of 378032790 is 97230873.

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, 6300517 + ... + 6300576.

It is an arithmetic number, because the mean of its divisors is an integer number (56704923).

Almost surely, 2^378032790 is an apocalyptic number.

378032790 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

378032790 is an abundant number, since it is smaller than the sum of its proper divisors (529245978).

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

378032790 is a wasteful number, since it uses less digits than its factorization.

378032790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12601103.

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 378032790 is about 19443.0653447444. The cubic root of 378032790 is about 723.0635856758.

The spelling of 378032790 in words is "three hundred seventy-eight million, thirty-two thousand, seven hundred ninety".