1904372142 has 16 divisors (see below), whose sum is σ = 3831553152. Its totient is φ = 630989240.

The previous prime is 1904372131. The next prime is 1904372161. The reversal of 1904372142 is 2412734091.

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, 949284 + ... + 951287.

It is an arithmetic number, because the mean of its divisors is an integer number (239472072).

Almost surely, 2^1904372142 is an apocalyptic number.

1904372142 is an abundant number, since it is smaller than the sum of its proper divisors (1927181010).

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

1904372142 is a wasteful number, since it uses less digits than its factorization.

1904372142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900743.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 1904372142 is about 43639.1125253482. The cubic root of 1904372142 is about 1239.5116317385.

The spelling of 1904372142 in words is "one billion, nine hundred four million, three hundred seventy-two thousand, one hundred forty-two".