39774049 has 8 divisors (see below), whose sum is σ = 47848640. Its totient is φ = 32297616.

The previous prime is 39774047. The next prime is 39774073. The reversal of 39774049 is 94047793.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 39774049 - 2¹ = 39774047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39773996 and 39774014.

It is not an unprimeable number, because it can be changed into a prime (39774041) 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, 149394 + ... + 149659.

It is an arithmetic number, because the mean of its divisors is an integer number (5981080).

Almost surely, 2^39774049 is an apocalyptic number.

It is an amenable number.

39774049 is a deficient number, since it is larger than the sum of its proper divisors (8074591).

39774049 is a wasteful number, since it uses less digits than its factorization.

39774049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299079.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 39774049 is about 6306.6670278365. The cubic root of 39774049 is about 341.3500217120.

The spelling of 39774049 in words is "thirty-nine million, seven hundred seventy-four thousand, forty-nine".