39478097 has 16 divisors (see below), whose sum is σ = 45038592. Its totient is φ = 34383360.

The previous prime is 39478093. The next prime is 39478099. The reversal of 39478097 is 79087493.

It is a cyclic number.

It is not a de Polignac number, because 39478097 - 2² = 39478093 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39478093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10493 + ... + 13749.

It is an arithmetic number, because the mean of its divisors is an integer number (2814912).

Almost surely, 2^39478097 is an apocalyptic number.

It is an amenable number.

39478097 is a deficient number, since it is larger than the sum of its proper divisors (5560495).

39478097 is a wasteful number, since it uses less digits than its factorization.

39478097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3328.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 39478097 is about 6283.1597942437. The cubic root of 39478097 is about 340.5012704054.

The spelling of 39478097 in words is "thirty-nine million, four hundred seventy-eight thousand, ninety-seven".