733564540 has 24 divisors (see below), whose sum is σ = 1621564560. Its totient is φ = 277982208.

The previous prime is 733564529. The next prime is 733564549. The reversal of 733564540 is 45465337.

It is a self number, because there is not a number n which added to its sum of digits gives 733564540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (733564549) 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, 964837 + ... + 965596.

It is an arithmetic number, because the mean of its divisors is an integer number (67565190).

Almost surely, 2^733564540 is an apocalyptic number.

It is an amenable number.

733564540 is an abundant number, since it is smaller than the sum of its proper divisors (888000020).

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

733564540 is a wasteful number, since it uses less digits than its factorization.

733564540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1930461 (or 1930459 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 37.

The square root of 733564540 is about 27084.3966150254. The cubic root of 733564540 is about 901.8745046259.

The spelling of 733564540 in words is "seven hundred thirty-three million, five hundred sixty-four thousand, five hundred forty".