40542007 has 8 divisors (see below), whose sum is σ = 44402832. Its totient is φ = 36710400.

The previous prime is 40542001. The next prime is 40542041. The reversal of 40542007 is 70024504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40542007 - 2²³ = 32153399 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 (40542001) 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, 4344 + ... + 9997.

It is an arithmetic number, because the mean of its divisors is an integer number (5550354).

Almost surely, 2^40542007 is an apocalyptic number.

40542007 is a deficient number, since it is larger than the sum of its proper divisors (3860825).

40542007 is a wasteful number, since it uses less digits than its factorization.

40542007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14609.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 40542007 is about 6367.2605569428. The cubic root of 40542007 is about 343.5329626318.

The spelling of 40542007 in words is "forty million, five hundred forty-two thousand, seven".