1497868416 has 384 divisors, whose sum is σ = 5104814400. Its totient is φ = 428544000.

The previous prime is 1497868397. The next prime is 1497868417. The reversal of 1497868416 is 6148687941.

1497868416 is a `hidden beast` number, since 149 + 7 + 86 + 8 + 416 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1497868417) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36533356 + ... + 36533396.

Almost surely, 2^1497868416 is an apocalyptic number.

1497868416 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 1497868416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2552407200).

1497868416 is an abundant number, since it is smaller than the sum of its proper divisors (3606945984).

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

1497868416 is a wasteful number, since it uses less digits than its factorization.

1497868416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 88 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 54.

The square root of 1497868416 is about 38702.3050476325. The cubic root of 1497868416 is about 1144.1717511544.

The spelling of 1497868416 in words is "one billion, four hundred ninety-seven million, eight hundred sixty-eight thousand, four hundred sixteen".