732940740 has 72 divisors (see below), whose sum is σ = 2540865600. Its totient is φ = 167529024.

The previous prime is 732940729. The next prime is 732940753. The reversal of 732940740 is 47049237.

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 = 732940695 and 732940704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 289590 + ... + 292109.

It is an arithmetic number, because the mean of its divisors is an integer number (35289800).

Almost surely, 2^732940740 is an apocalyptic number.

732940740 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

732940740 is an abundant number, since it is smaller than the sum of its proper divisors (1807924860).

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

732940740 is a wasteful number, since it uses less digits than its factorization.

732940740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581721 (or 581716 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 732940740 is about 27072.8783102204. The cubic root of 732940740 is about 901.6187903113.

Adding to 732940740 its reverse (47049237), we get a palindrome (779989977).

The spelling of 732940740 in words is "seven hundred thirty-two million, nine hundred forty thousand, seven hundred forty".