39275997 has 8 divisors (see below), whose sum is σ = 52397280. Its totient is φ = 26169360.

The previous prime is 39275969. The next prime is 39276023. The reversal of 39275997 is 79957293.

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 39275997 - 2¹⁰ = 39274973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39275917) 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, 7222 + ... + 11432.

It is an arithmetic number, because the mean of its divisors is an integer number (6549660).

Almost surely, 2^39275997 is an apocalyptic number.

It is an amenable number.

39275997 is a deficient number, since it is larger than the sum of its proper divisors (13121283).

39275997 is a wasteful number, since it uses less digits than its factorization.

39275997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7323.

The product of its digits is 1071630, while the sum is 51.

The square root of 39275997 is about 6267.0564861025. The cubic root of 39275997 is about 339.9192339876.

The spelling of 39275997 in words is "thirty-nine million, two hundred seventy-five thousand, nine hundred ninety-seven".