732146940 has 72 divisors (see below), whose sum is σ = 2538113760. Its totient is φ = 167347584.

The previous prime is 732146917. The next prime is 732146941. The reversal of 732146940 is 49641237.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 732146895 and 732146904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (732146941) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 289275 + ... + 291794.

It is an arithmetic number, because the mean of its divisors is an integer number (35251580).

Almost surely, 2^732146940 is an apocalyptic number.

732146940 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

732146940 is an abundant number, since it is smaller than the sum of its proper divisors (1805966820).

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

732146940 is a wasteful number, since it uses less digits than its factorization.

732146940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581091 (or 581086 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 732146940 is about 27058.2139100126. The cubic root of 732146940 is about 901.2931780255.

The spelling of 732146940 in words is "seven hundred thirty-two million, one hundred forty-six thousand, nine hundred forty".