39419473 has 2 divisors, whose sum is σ = 39419474. Its totient is φ = 39419472.

The previous prime is 39419461. The next prime is 39419483. The reversal of 39419473 is 37491493.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31674384 + 7745089 = 5628^2 + 2783^2 .

It is a cyclic number.

It is not a de Polignac number, because 39419473 - 2¹⁷ = 39288401 is a prime.

It is not a weakly prime, because it can be changed into another prime (39419423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19709736 + 19709737.

It is an arithmetic number, because the mean of its divisors is an integer number (19709737).

Almost surely, 2^39419473 is an apocalyptic number.

It is an amenable number.

39419473 is a deficient number, since it is larger than the sum of its proper divisors (1).

39419473 is an equidigital number, since it uses as much as digits as its factorization.

39419473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 40.

The square root of 39419473 is about 6278.4928924066. The cubic root of 39419473 is about 340.3326415795.

The spelling of 39419473 in words is "thirty-nine million, four hundred nineteen thousand, four hundred seventy-three".