1249214384 has 20 divisors (see below), whose sum is σ = 2640385320. Its totient is φ = 567824640.

The previous prime is 1249214377. The next prime is 1249214419. The reversal of 1249214384 is 4834129421.

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, 3548729 + ... + 3549080.

It is an arithmetic number, because the mean of its divisors is an integer number (132019266).

Almost surely, 2^1249214384 is an apocalyptic number.

It is an amenable number.

1249214384 is an abundant number, since it is smaller than the sum of its proper divisors (1391170936).

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

1249214384 is a wasteful number, since it uses less digits than its factorization.

1249214384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7097828 (or 7097822 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

The square root of 1249214384 is about 35344.2270250744. The cubic root of 1249214384 is about 1076.9916232727.

The spelling of 1249214384 in words is "one billion, two hundred forty-nine million, two hundred fourteen thousand, three hundred eighty-four".