39020274 has 48 divisors (see below), whose sum is σ = 89008920. Its totient is φ = 12337920.

The previous prime is 39020273. The next prime is 39020291. The reversal of 39020274 is 47202093.

39020274 is a `hidden beast` number, since 390 + 2 + 0 + 274 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 22496049 + 16524225 = 4743^2 + 4065^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (39020273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26592 + ... + 28020.

Almost surely, 2^39020274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39020274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44504460).

39020274 is an abundant number, since it is smaller than the sum of its proper divisors (49988646).

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

39020274 is a wasteful number, since it uses less digits than its factorization.

39020274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515 (or 1512 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 39020274 is about 6246.6210065923. The cubic root of 39020274 is about 339.1798977292.

The spelling of 39020274 in words is "thirty-nine million, twenty thousand, two hundred seventy-four".