1914870402 has 32 divisors (see below), whose sum is σ = 4256703360. Its totient is φ = 638074800.

The previous prime is 1914870401. The next prime is 1914870409. The reversal of 1914870402 is 2040784191.

It is not an unprimeable number, because it can be changed into a prime (1914870401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289027 + ... + 295577.

It is an arithmetic number, because the mean of its divisors is an integer number (133021980).

Almost surely, 2^1914870402 is an apocalyptic number.

1914870402 is an abundant number, since it is smaller than the sum of its proper divisors (2341832958).

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

1914870402 is a wasteful number, since it uses less digits than its factorization.

1914870402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11975 (or 11969 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 1914870402 is about 43759.2321916187. The cubic root of 1914870402 is about 1241.7851503549.

The spelling of 1914870402 in words is "one billion, nine hundred fourteen million, eight hundred seventy thousand, four hundred two".