40242607 has 4 divisors (see below), whose sum is σ = 41224176. Its totient is φ = 39261040.

The previous prime is 40242583. The next prime is 40242613. The reversal of 40242607 is 70624204.

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 40242607 - 2¹¹ = 40240559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40242407) 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, 490723 + ... + 490804.

It is an arithmetic number, because the mean of its divisors is an integer number (10306044).

Almost surely, 2^40242607 is an apocalyptic number.

40242607 is a deficient number, since it is larger than the sum of its proper divisors (981569).

40242607 is an equidigital number, since it uses as much as digits as its factorization.

40242607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981568.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 40242607 is about 6343.7060934441. The cubic root of 40242607 is about 342.6852163891.

The spelling of 40242607 in words is "forty million, two hundred forty-two thousand, six hundred seven".