39070090 has 8 divisors (see below), whose sum is σ = 70326180. Its totient is φ = 15628032.

The previous prime is 39070081. The next prime is 39070091. The reversal of 39070090 is 9007093.

It can be written as a sum of positive squares in 2 ways, for example, as 36614601 + 2455489 = 6051^2 + 1567^2 .

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

It is not an unprimeable number, because it can be changed into a prime (39070091) 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, 1953495 + ... + 1953514.

Almost surely, 2^39070090 is an apocalyptic number.

39070090 is a deficient number, since it is larger than the sum of its proper divisors (31256090).

39070090 is a wasteful number, since it uses less digits than its factorization.

39070090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3907016.

The product of its (nonzero) digits is 1701, while the sum is 28.

The square root of 39070090 is about 6250.6071705075. The cubic root of 39070090 is about 339.3241765762.

The spelling of 39070090 in words is "thirty-nine million, seventy thousand, ninety".