39469090 has 16 divisors (see below), whose sum is σ = 71710272. Its totient is φ = 15639664.

The previous prime is 39469069. The next prime is 39469091. The reversal of 39469090 is 9096493.

It is not an unprimeable number, because it can be changed into a prime (39469091) 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, 17374 + ... + 19513.

It is an arithmetic number, because the mean of its divisors is an integer number (4481892).

Almost surely, 2^39469090 is an apocalyptic number.

39469090 is a deficient number, since it is larger than the sum of its proper divisors (32241182).

39469090 is a wasteful number, since it uses less digits than its factorization.

39469090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37001.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 39469090 is about 6282.4429961600. The cubic root of 39469090 is about 340.4753731067.

The spelling of 39469090 in words is "thirty-nine million, four hundred sixty-nine thousand, ninety".