732398436 has 240 divisors, whose sum is σ = 2466680832. Its totient is φ = 183902400.

The previous prime is 732398431. The next prime is 732398449. The reversal of 732398436 is 634893237.

732398436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 732398391 and 732398400.

It is not an unprimeable number, because it can be changed into a prime (732398431) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 772915 + ... + 773861.

Almost surely, 2^732398436 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 732398436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1233340416).

732398436 is an abundant number, since it is smaller than the sum of its proper divisors (1734282396).

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

732398436 is a wasteful number, since it uses less digits than its factorization.

732398436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012 (or 1001 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 732398436 is about 27062.8608243844. The cubic root of 732398436 is about 901.3963657271.

The spelling of 732398436 in words is "seven hundred thirty-two million, three hundred ninety-eight thousand, four hundred thirty-six".