1934481880 has 32 divisors (see below), whose sum is σ = 4356828000. Its totient is φ = 773038336.

The previous prime is 1934481869. The next prime is 1934481929. The reversal of 1934481880 is 881844391.

It is a self number, because there is not a number n which added to its sum of digits gives 1934481880.

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, 18909 + ... + 65011.

It is an arithmetic number, because the mean of its divisors is an integer number (136150875).

Almost surely, 2^1934481880 is an apocalyptic number.

1934481880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1934481880 is an abundant number, since it is smaller than the sum of its proper divisors (2422346120).

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

1934481880 is a wasteful number, since it uses less digits than its factorization.

1934481880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47163 (or 47159 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 46.

The square root of 1934481880 is about 43982.7452531103. The cubic root of 1934481880 is about 1246.0100790416.

The spelling of 1934481880 in words is "one billion, nine hundred thirty-four million, four hundred eighty-one thousand, eight hundred eighty".