1409917972 has 12 divisors (see below), whose sum is σ = 2491312096. Its totient is φ = 698114520.

The previous prime is 1409917939. The next prime is 1409917973. The reversal of 1409917972 is 2797199041.

It is a super-3 number, since 3×1409917972³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1409917973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1710654 + ... + 1711477.

Almost surely, 2^1409917972 is an apocalyptic number.

It is an amenable number.

1409917972 is a deficient number, since it is larger than the sum of its proper divisors (1081394124).

1409917972 is a wasteful number, since it uses less digits than its factorization.

1409917972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3422238 (or 3422236 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 49.

The square root of 1409917972 is about 37548.8744438498. The cubic root of 1409917972 is about 1121.3244249299.

The spelling of 1409917972 in words is "one billion, four hundred nine million, nine hundred seventeen thousand, nine hundred seventy-two".