1214899464 has 16 divisors (see below), whose sum is σ = 3037248720. Its totient is φ = 404966480.

The previous prime is 1214899457. The next prime is 1214899471. The reversal of 1214899464 is 4649984121.

It is an interprime number because it is at equal distance from previous prime (1214899457) and next prime (1214899471).

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, 25310382 + ... + 25310429.

It is an arithmetic number, because the mean of its divisors is an integer number (189828045).

Almost surely, 2^1214899464 is an apocalyptic number.

It is an amenable number.

1214899464 is an abundant number, since it is smaller than the sum of its proper divisors (1822349256).

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

1214899464 is a wasteful number, since it uses less digits than its factorization.

1214899464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50620820 (or 50620816 counting only the distinct ones).

The product of its digits is 497664, while the sum is 48.

The square root of 1214899464 is about 34855.4079591675. The cubic root of 1214899464 is about 1067.0385587800.

The spelling of 1214899464 in words is "one billion, two hundred fourteen million, eight hundred ninety-nine thousand, four hundred sixty-four".