1497094656 has 160 divisors (see below), whose sum is σ = 4299153408. Its totient is φ = 461598720.

The previous prime is 1497094649. The next prime is 1497094661. The reversal of 1497094656 is 6564907941.

It is a junction number, because it is equal to n+sod(n) for n = 1497094599 and 1497094608.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1094485 + ... + 1095851.

Almost surely, 2^1497094656 is an apocalyptic number.

1497094656 is a gapful number since it is divisible by the number (16) 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 1497094656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2149576704).

1497094656 is an abundant number, since it is smaller than the sum of its proper divisors (2802058752).

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

1497094656 is a wasteful number, since it uses less digits than its factorization.

1497094656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442 (or 1426 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 51.

The square root of 1497094656 is about 38692.3074525157. The cubic root of 1497094656 is about 1143.9747007299.

The spelling of 1497094656 in words is "one billion, four hundred ninety-seven million, ninety-four thousand, six hundred fifty-six".