39897411 has 8 divisors (see below), whose sum is σ = 53694144. Its totient is φ = 26349480.

The previous prime is 39897409. The next prime is 39897427. The reversal of 39897411 is 11479893.

It is a happy number.

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

It is not a de Polignac number, because 39897411 - 2¹ = 39897409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39897401) 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, 61825 + ... + 62466.

It is an arithmetic number, because the mean of its divisors is an integer number (6711768).

Almost surely, 2^39897411 is an apocalyptic number.

39897411 is a deficient number, since it is larger than the sum of its proper divisors (13796733).

39897411 is a wasteful number, since it uses less digits than its factorization.

39897411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124401.

The product of its digits is 54432, while the sum is 42.

The square root of 39897411 is about 6316.4397408667. The cubic root of 39897411 is about 341.7025644878.

The spelling of 39897411 in words is "thirty-nine million, eight hundred ninety-seven thousand, four hundred eleven".