1497250872 has 256 divisors, whose sum is σ = 4741632000. Its totient is φ = 434294784.

The previous prime is 1497250823. The next prime is 1497250883. The reversal of 1497250872 is 2780527941.

It is a happy number.

1497250872 is a `hidden beast` number, since 1 + 4 + 9 + 72 + 508 + 72 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6264529 + ... + 6264767.

It is an arithmetic number, because the mean of its divisors is an integer number (18522000).

Almost surely, 2^1497250872 is an apocalyptic number.

1497250872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1497250872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2370816000).

1497250872 is an abundant number, since it is smaller than the sum of its proper divisors (3244381128).

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

1497250872 is a wasteful number, since it uses less digits than its factorization.

1497250872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 1497250872 is about 38694.3260956952. The cubic root of 1497250872 is about 1144.0144891151.

The spelling of 1497250872 in words is "one billion, four hundred ninety-seven million, two hundred fifty thousand, eight hundred seventy-two".