732863540 has 72 divisors (see below), whose sum is σ = 1652082432. Its totient is φ = 273000960.

The previous prime is 732863539. The next prime is 732863563. The reversal of 732863540 is 45368237.

It is a super-2 number, since 2×732863540² = 1074177936522663200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 732863494 and 732863503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 594725 + ... + 595955.

Almost surely, 2^732863540 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 732863540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826041216).

732863540 is an abundant number, since it is smaller than the sum of its proper divisors (919218892).

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

732863540 is a wasteful number, since it uses less digits than its factorization.

732863540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377 (or 1358 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 732863540 is about 27071.4524915085. The cubic root of 732863540 is about 901.5871336298.

The spelling of 732863540 in words is "seven hundred thirty-two million, eight hundred sixty-three thousand, five hundred forty".