1457266448 has 20 divisors (see below), whose sum is σ = 3080131728. Its totient is φ = 662393760.

The previous prime is 1457266381. The next prime is 1457266471. The reversal of 1457266448 is 8446627541.

It is a happy number.

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, 4139786 + ... + 4140137.

Almost surely, 2^1457266448 is an apocalyptic number.

It is an amenable number.

1457266448 is an abundant number, since it is smaller than the sum of its proper divisors (1622865280).

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

1457266448 is a wasteful number, since it uses less digits than its factorization.

1457266448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8279942 (or 8279936 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 47.

The square root of 1457266448 is about 38174.1594275499. The cubic root of 1457266448 is about 1133.7387447722.

The spelling of 1457266448 in words is "one billion, four hundred fifty-seven million, two hundred sixty-six thousand, four hundred forty-eight".