1925694320 has 80 divisors (see below), whose sum is σ = 5096673792. Its totient is φ = 669799680.

The previous prime is 1925694311. The next prime is 1925694349. The reversal of 1925694320 is 234965291.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-4 number, since 4×1925694320⁴ (a number of 38 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27332 + ... + 67811.

Almost surely, 2^1925694320 is an apocalyptic number.

1925694320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1925694320 is an abundant number, since it is smaller than the sum of its proper divisors (3170979472).

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

1925694320 is a wasteful number, since it uses less digits than its factorization.

1925694320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95190 (or 95184 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 1925694320 is about 43882.7337343516. The cubic root of 1925694320 is about 1244.1205102390.

The spelling of 1925694320 in words is "one billion, nine hundred twenty-five million, six hundred ninety-four thousand, three hundred twenty".