733400040 has 32 divisors (see below), whose sum is σ = 2200200480. Its totient is φ = 195573312.

The previous prime is 733400033. The next prime is 733400047. The reversal of 733400040 is 40004337.

It is an interprime number because it is at equal distance from previous prime (733400033) and next prime (733400047).

It is not an unprimeable number, because it can be changed into a prime (733400047) 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, 3055714 + ... + 3055953.

It is an arithmetic number, because the mean of its divisors is an integer number (68756265).

Almost surely, 2^733400040 is an apocalyptic number.

It is an amenable number.

733400040 is an abundant number, since it is smaller than the sum of its proper divisors (1466800440).

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

733400040 is a wasteful number, since it uses less digits than its factorization.

733400040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6111681 (or 6111677 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 733400040 is about 27081.3596409043. The cubic root of 733400040 is about 901.8070852243.

Adding to 733400040 its reverse (40004337), we get a palindrome (773404377).

The spelling of 733400040 in words is "seven hundred thirty-three million, four hundred thousand, forty".