39764973 has 8 divisors (see below), whose sum is σ = 54453088. Its totient is φ = 25793424.

The previous prime is 39764951. The next prime is 39765001. The reversal of 39764973 is 37946793.

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

It is not a de Polignac number, because 39764973 - 2¹⁸ = 39502829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39764903) 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, 179011 + ... + 179232.

It is an arithmetic number, because the mean of its divisors is an integer number (6806636).

Almost surely, 2^39764973 is an apocalyptic number.

It is an amenable number.

39764973 is a deficient number, since it is larger than the sum of its proper divisors (14688115).

39764973 is a wasteful number, since it uses less digits than its factorization.

39764973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358283.

The product of its digits is 857304, while the sum is 48.

The square root of 39764973 is about 6305.9474307990. The cubic root of 39764973 is about 341.3240556314.

The spelling of 39764973 in words is "thirty-nine million, seven hundred sixty-four thousand, nine hundred seventy-three".