40459755 has 16 divisors (see below), whose sum is σ = 73983744. Its totient is φ = 18495840.

The previous prime is 40459753. The next prime is 40459777. The reversal of 40459755 is 55795404.

It is not a de Polignac number, because 40459755 - 2¹ = 40459753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40459753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192561 + ... + 192770.

It is an arithmetic number, because the mean of its divisors is an integer number (4623984).

Almost surely, 2^40459755 is an apocalyptic number.

40459755 is a deficient number, since it is larger than the sum of its proper divisors (33523989).

40459755 is a wasteful number, since it uses less digits than its factorization.

40459755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385346.

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 40459755 is about 6360.7982989559. The cubic root of 40459755 is about 343.3004843888.

It can be divided in two parts, 40459 and 755, that added together give a palindrome (41214).

The spelling of 40459755 in words is "forty million, four hundred fifty-nine thousand, seven hundred fifty-five".