38979435 has 32 divisors (see below), whose sum is σ = 68739840. Its totient is φ = 18704000.

The previous prime is 38979407. The next prime is 38979439. The reversal of 38979435 is 53497983.

It is not a de Polignac number, because 38979435 - 2¹⁰ = 38978411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38979439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15496 + ... + 17834.

It is an arithmetic number, because the mean of its divisors is an integer number (2148120).

Almost surely, 2^38979435 is an apocalyptic number.

38979435 is a deficient number, since it is larger than the sum of its proper divisors (29760405).

38979435 is a wasteful number, since it uses less digits than its factorization.

38979435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459.

The product of its digits is 816480, while the sum is 48.

The square root of 38979435 is about 6243.3512635443. The cubic root of 38979435 is about 339.0615267586.

The spelling of 38979435 in words is "thirty-eight million, nine hundred seventy-nine thousand, four hundred thirty-five".