3972475823 has 8 divisors (see below), whose sum is σ = 4016794992. Its totient is φ = 3928225536.

The previous prime is 3972475781. The next prime is 3972475831. The reversal of 3972475823 is 3285742793.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3972475823 - 2¹⁶ = 3972410287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3972475853) 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, 103436 + ... + 136542.

It is an arithmetic number, because the mean of its divisors is an integer number (502099374).

Almost surely, 2^3972475823 is an apocalyptic number.

3972475823 is a deficient number, since it is larger than the sum of its proper divisors (44319169).

3972475823 is a wasteful number, since it uses less digits than its factorization.

3972475823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34441.

The product of its digits is 2540160, while the sum is 50.

The square root of 3972475823 is about 63027.5798599312. The cubic root of 3972475823 is about 1583.7516763257.

The spelling of 3972475823 in words is "three billion, nine hundred seventy-two million, four hundred seventy-five thousand, eight hundred twenty-three".