39790330 has 16 divisors (see below), whose sum is σ = 71749800. Its totient is φ = 15887872.

The previous prime is 39790327. The next prime is 39790337. The reversal of 39790330 is 3309793.

It can be written as a sum of positive squares in 4 ways, for example, as 31775769 + 8014561 = 5637^2 + 2831^2 .

It is not an unprimeable number, because it can be changed into a prime (39790337) 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, 2946 + ... + 9394.

Almost surely, 2^39790330 is an apocalyptic number.

39790330 is a deficient number, since it is larger than the sum of its proper divisors (31959470).

39790330 is a wasteful number, since it uses less digits than its factorization.

39790330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7073.

The product of its (nonzero) digits is 15309, while the sum is 34.

The square root of 39790330 is about 6307.9576726544. The cubic root of 39790330 is about 341.3965911185.

The spelling of 39790330 in words is "thirty-nine million, seven hundred ninety thousand, three hundred thirty".