40063436 has 24 divisors (see below), whose sum is σ = 81096960. Its totient is φ = 16962192.

The previous prime is 40063433. The next prime is 40063453. The reversal of 40063436 is 63436004.

It is not an unprimeable number, because it can be changed into a prime (40063433) 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, 6296 + ... + 10943.

It is an arithmetic number, because the mean of its divisors is an integer number (3379040).

Almost surely, 2^40063436 is an apocalyptic number.

It is an amenable number.

40063436 is an abundant number, since it is smaller than the sum of its proper divisors (41033524).

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

40063436 is a wasteful number, since it uses less digits than its factorization.

40063436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17333 (or 17331 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 40063436 is about 6329.5683897087. The cubic root of 40063436 is about 342.1758839047.

It can be divided in two parts, 400 and 63436, that added together give a palindrome (63836).

The spelling of 40063436 in words is "forty million, sixty-three thousand, four hundred thirty-six".