39542136 has 48 divisors (see below), whose sum is σ = 105030840. Its totient is φ = 12403200.

The previous prime is 39542131. The next prime is 39542161. The reversal of 39542136 is 63124593.

It is a junction number, because it is equal to n+sod(n) for n = 39542097 and 39542106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39542131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4086 + ... + 9786.

Almost surely, 2^39542136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39542136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52515420).

39542136 is an abundant number, since it is smaller than the sum of its proper divisors (65488704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39542136 is a wasteful number, since it uses less digits than its factorization.

39542136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5744 (or 5723 counting only the distinct ones).

The product of its digits is 19440, while the sum is 33.

The square root of 39542136 is about 6288.2538116714. The cubic root of 39542136 is about 340.6852845185.

The spelling of 39542136 in words is "thirty-nine million, five hundred forty-two thousand, one hundred thirty-six".