1420487672 has 16 divisors (see below), whose sum is σ = 2665269240. Its totient is φ = 709749216.

The previous prime is 1420487669. The next prime is 1420487707. The reversal of 1420487672 is 2767840241.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49478 + ... + 72725.

Almost surely, 2^1420487672 is an apocalyptic number.

It is an amenable number.

1420487672 is a deficient number, since it is larger than the sum of its proper divisors (1244781568).

1420487672 is a wasteful number, since it uses less digits than its factorization.

1420487672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123662 (or 123658 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 1420487672 is about 37689.3575429457. The cubic root of 1420487672 is about 1124.1195209841.

The spelling of 1420487672 in words is "one billion, four hundred twenty million, four hundred eighty-seven thousand, six hundred seventy-two".