403153216 has 56 divisors (see below), whose sum is σ = 825739776. Its totient is φ = 195187200.

The previous prime is 403153213. The next prime is 403153217. The reversal of 403153216 is 612351304.

It is a super-2 number, since 2×403153216² = 325065031142285312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403153213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303145 + ... + 304471.

Almost surely, 2^403153216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 403153216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (412869888).

403153216 is an abundant number, since it is smaller than the sum of its proper divisors (422586560).

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

403153216 is a wasteful number, since it uses less digits than its factorization.

403153216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487 (or 1477 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 403153216 is about 20078.6756535385. The cubic root of 403153216 is about 738.7373256415.

The spelling of 403153216 in words is "four hundred three million, one hundred fifty-three thousand, two hundred sixteen".