39940862 has 8 divisors (see below), whose sum is σ = 64519896. Its totient is φ = 18434232.

The previous prime is 39940841. The next prime is 39940897. The reversal of 39940862 is 26804993.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 768068 + ... + 768119.

It is an arithmetic number, because the mean of its divisors is an integer number (8064987).

Almost surely, 2^39940862 is an apocalyptic number.

39940862 is a deficient number, since it is larger than the sum of its proper divisors (24579034).

39940862 is a wasteful number, since it uses less digits than its factorization.

39940862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536202.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 39940862 is about 6319.8783216135. The cubic root of 39940862 is about 341.8265652780.

The spelling of 39940862 in words is "thirty-nine million, nine hundred forty thousand, eight hundred sixty-two".