1214267892 has 24 divisors (see below), whose sum is σ = 2924689152. Its totient is φ = 391699200.

The previous prime is 1214267869. The next prime is 1214267893. The reversal of 1214267892 is 2987624121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214267893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1631709 + ... + 1632452.

It is an arithmetic number, because the mean of its divisors is an integer number (121862048).

Almost surely, 2^1214267892 is an apocalyptic number.

1214267892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1214267892 is an abundant number, since it is smaller than the sum of its proper divisors (1710421260).

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

1214267892 is a wasteful number, since it uses less digits than its factorization.

1214267892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3264199 (or 3264197 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The square root of 1214267892 is about 34846.3468960521. The cubic root of 1214267892 is about 1066.8536248248.

The spelling of 1214267892 in words is "one billion, two hundred fourteen million, two hundred sixty-seven thousand, eight hundred ninety-two".