39479459 has 2 divisors, whose sum is σ = 39479460. Its totient is φ = 39479458.

The previous prime is 39479441. The next prime is 39479471. The reversal of 39479459 is 95497493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39479459 - 2¹² = 39475363 is a prime.

It is a super-3 number, since 3×39479459³ (a number of 24 digits) contains 333 as substring.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (39479959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19739729 + 19739730.

It is an arithmetic number, because the mean of its divisors is an integer number (19739730).

Almost surely, 2^39479459 is an apocalyptic number.

39479459 is a deficient number, since it is larger than the sum of its proper divisors (1).

39479459 is an equidigital number, since it uses as much as digits as its factorization.

39479459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1224720, while the sum is 50.

The square root of 39479459 is about 6283.2681782652. The cubic root of 39479459 is about 340.5051861412.

The spelling of 39479459 in words is "thirty-nine million, four hundred seventy-nine thousand, four hundred fifty-nine".