1925653272 has 32 divisors (see below), whose sum is σ = 4829338800. Its totient is φ = 639857024.

The previous prime is 1925653259. The next prime is 1925653277. The reversal of 1925653272 is 2723565291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1925653277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118947 + ... + 134162.

Almost surely, 2^1925653272 is an apocalyptic number.

1925653272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1925653272 is an abundant number, since it is smaller than the sum of its proper divisors (2903685528).

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

1925653272 is a wasteful number, since it uses less digits than its factorization.

1925653272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253435 (or 253431 counting only the distinct ones).

The product of its digits is 226800, while the sum is 42.

The square root of 1925653272 is about 43882.2660308239. The cubic root of 1925653272 is about 1244.1116703068. Note that the first 3 decimals are identical.

The spelling of 1925653272 in words is "one billion, nine hundred twenty-five million, six hundred fifty-three thousand, two hundred seventy-two".