1872680334 has 48 divisors (see below), whose sum is σ = 4474626768. Its totient is φ = 520587648.

The previous prime is 1872680321. The next prime is 1872680347. The reversal of 1872680334 is 4330862781.

It is an interprime number because it is at equal distance from previous prime (1872680321) and next prime (1872680347).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75199 + ... + 96954.

It is an arithmetic number, because the mean of its divisors is an integer number (93221391).

Almost surely, 2^1872680334 is an apocalyptic number.

1872680334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1872680334 is an abundant number, since it is smaller than the sum of its proper divisors (2601946434).

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

1872680334 is a wasteful number, since it uses less digits than its factorization.

1872680334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172209 (or 172202 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 1872680334 is about 43274.4767039418. The cubic root of 1872680334 is about 1232.5973128018.

The spelling of 1872680334 in words is "one billion, eight hundred seventy-two million, six hundred eighty thousand, three hundred thirty-four".