40533264 has 40 divisors (see below), whose sum is σ = 116346720. Its totient is φ = 13510944.

The previous prime is 40533263. The next prime is 40533277. The reversal of 40533264 is 46233504.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (40533263) 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, 46482 + ... + 47345.

It is an arithmetic number, because the mean of its divisors is an integer number (2908668).

Almost surely, 2^40533264 is an apocalyptic number.

It is an amenable number.

40533264 is an abundant number, since it is smaller than the sum of its proper divisors (75813456).

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

40533264 is a wasteful number, since it uses less digits than its factorization.

40533264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93844 (or 93832 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 40533264 is about 6366.5739609306. The cubic root of 40533264 is about 343.5082662338.

Adding to 40533264 its reverse (46233504), we get a palindrome (86766768).

The spelling of 40533264 in words is "forty million, five hundred thirty-three thousand, two hundred sixty-four".