40535542 has 8 divisors (see below), whose sum is σ = 61405632. Its totient is φ = 20067000.

The previous prime is 40535527. The next prime is 40535543. The reversal of 40535542 is 24553504.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40535542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40535543) 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, 100134 + ... + 100537.

It is an arithmetic number, because the mean of its divisors is an integer number (7675704).

Almost surely, 2^40535542 is an apocalyptic number.

40535542 is a deficient number, since it is larger than the sum of its proper divisors (20870090).

40535542 is a wasteful number, since it uses less digits than its factorization.

40535542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200774.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 40535542 is about 6366.7528615457. The cubic root of 40535542 is about 343.5147012545.

The spelling of 40535542 in words is "forty million, five hundred thirty-five thousand, five hundred forty-two".