746546556 has 108 divisors (see below), whose sum is σ = 2139211368. Its totient is φ = 202015296.

The previous prime is 746546533. The next prime is 746546561. The reversal of 746546556 is 655645647.

It is a super-2 number, since 2×746546556² = 1114663520550922272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 210510 + ... + 214026.

Almost surely, 2^746546556 is an apocalyptic number.

746546556 is a gapful number since it is divisible by the number (76) 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 746546556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1069605684).

746546556 is an abundant number, since it is smaller than the sum of its proper divisors (1392664812).

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

746546556 is a wasteful number, since it uses less digits than its factorization.

746546556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3576 (or 3548 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 48.

The square root of 746546556 is about 27323.0041540091. The cubic root of 746546556 is about 907.1636340399.

Subtracting from 746546556 its reverse (655645647), we obtain a palindrome (90900909).

The spelling of 746546556 in words is "seven hundred forty-six million, five hundred forty-six thousand, five hundred fifty-six".