1448490456 has 48 divisors (see below), whose sum is σ = 4483424400. Its totient is φ = 413854272.

The previous prime is 1448490437. The next prime is 1448490473. The reversal of 1448490456 is 6540948441.

It is a super-2 number, since 2×1448490456² = 4196249202246175872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1436491 + ... + 1437498.

It is an arithmetic number, because the mean of its divisors is an integer number (93404675).

Almost surely, 2^1448490456 is an apocalyptic number.

It is an amenable number.

1448490456 is an abundant number, since it is smaller than the sum of its proper divisors (3034933944).

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

1448490456 is a wasteful number, since it uses less digits than its factorization.

1448490456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2874008 (or 2874001 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 1448490456 is about 38059.0390840336. The cubic root of 1448490456 is about 1131.4582827586.

The spelling of 1448490456 in words is "one billion, four hundred forty-eight million, four hundred ninety thousand, four hundred fifty-six".