2378904642 has 24 divisors (see below), whose sum is σ = 5165072640. Its totient is φ = 791309880.

The previous prime is 2378904623. The next prime is 2378904653. The reversal of 2378904642 is 2464098732.

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, 129334 + ... + 146577.

It is an arithmetic number, because the mean of its divisors is an integer number (215211360).

Almost surely, 2^2378904642 is an apocalyptic number.

2378904642 is an abundant number, since it is smaller than the sum of its proper divisors (2786167998).

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

2378904642 is a wasteful number, since it uses less digits than its factorization.

2378904642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276398 (or 276395 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 2378904642 is about 48774.0160536325. The cubic root of 2378904642 is about 1334.9315926737.

The spelling of 2378904642 in words is "two billion, three hundred seventy-eight million, nine hundred four thousand, six hundred forty-two".