3722001047 has 4 divisors (see below), whose sum is σ = 3722270136. Its totient is φ = 3721731960.

The previous prime is 3722001007. The next prime is 3722001053. The reversal of 3722001047 is 7401002273.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3722001047 - 2⁶ = 3722000983 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 (3722001007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112604 + ... + 141857.

It is an arithmetic number, because the mean of its divisors is an integer number (930567534).

Almost surely, 2^3722001047 is an apocalyptic number.

3722001047 is a deficient number, since it is larger than the sum of its proper divisors (269089).

3722001047 is a wasteful number, since it uses less digits than its factorization.

3722001047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269088.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 3722001047 is about 61008.2047514922. The cubic root of 3722001047 is about 1549.7399559585.

The spelling of 3722001047 in words is "three billion, seven hundred twenty-two million, one thousand, forty-seven".