1449158892 has 24 divisors (see below), whose sum is σ = 3382581552. Its totient is φ = 482880000.

The previous prime is 1449158881. The next prime is 1449158911. The reversal of 1449158892 is 2988519441.

It is a super-2 number, since 2×1449158892² = 4200122988525335328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15892 + ... + 56132.

It is an arithmetic number, because the mean of its divisors is an integer number (140940898).

Almost surely, 2^1449158892 is an apocalyptic number.

1449158892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1449158892 is an abundant number, since it is smaller than the sum of its proper divisors (1933422660).

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

1449158892 is a wasteful number, since it uses less digits than its factorization.

1449158892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43249 (or 43247 counting only the distinct ones).

The product of its digits is 829440, while the sum is 51.

The square root of 1449158892 is about 38067.8196381143. The cubic root of 1449158892 is about 1131.6323009667.

The spelling of 1449158892 in words is "one billion, four hundred forty-nine million, one hundred fifty-eight thousand, eight hundred ninety-two".