40253695 has 4 divisors (see below), whose sum is σ = 48304440. Its totient is φ = 32202952.

The previous prime is 40253693. The next prime is 40253713. The reversal of 40253695 is 59635204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40253695 - 2¹ = 40253693 is a prime.

It is a super-2 number, since 2×40253695² = 3240719922306050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40253695.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40253693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4025365 + ... + 4025374.

It is an arithmetic number, because the mean of its divisors is an integer number (12076110).

Almost surely, 2^40253695 is an apocalyptic number.

40253695 is a deficient number, since it is larger than the sum of its proper divisors (8050745).

40253695 is an equidigital number, since it uses as much as digits as its factorization.

40253695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8050744.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 40253695 is about 6344.5799703369. The cubic root of 40253695 is about 342.7166867224.

Adding to 40253695 its reverse (59635204), we get a palindrome (99888899).

The spelling of 40253695 in words is "forty million, two hundred fifty-three thousand, six hundred ninety-five".