3947723254 has 8 divisors (see below), whose sum is σ = 5930655120. Its totient is φ = 1970838216.

The previous prime is 3947723239. The next prime is 3947723261. The reversal of 3947723254 is 4523277493.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1510074 + ... + 1512685.

It is an arithmetic number, because the mean of its divisors is an integer number (741331890).

Almost surely, 2^3947723254 is an apocalyptic number.

3947723254 is a deficient number, since it is larger than the sum of its proper divisors (1982931866).

3947723254 is a wasteful number, since it uses less digits than its factorization.

3947723254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3023414.

The product of its digits is 1270080, while the sum is 46.

The square root of 3947723254 is about 62830.9100204668. The cubic root of 3947723254 is about 1580.4553585243.

The spelling of 3947723254 in words is "three billion, nine hundred forty-seven million, seven hundred twenty-three thousand, two hundred fifty-four".