39340542 has 8 divisors (see below), whose sum is σ = 78681096. Its totient is φ = 13113512.

The previous prime is 39340517. The next prime is 39340549. The reversal of 39340542 is 24504393.

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

39340542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39340549) 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, 3278373 + ... + 3278384.

It is an arithmetic number, because the mean of its divisors is an integer number (9835137).

Almost surely, 2^39340542 is an apocalyptic number.

39340542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

39340542 is a wasteful number, since it uses less digits than its factorization.

39340542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6556762.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 39340542 is about 6272.2039188789. The cubic root of 39340542 is about 340.1053364508.

The spelling of 39340542 in words is "thirty-nine million, three hundred forty thousand, five hundred forty-two".