4072331 has 4 divisors (see below), whose sum is σ = 4182432. Its totient is φ = 3962232.

The previous prime is 4072309. The next prime is 4072337. The reversal of 4072331 is 1332704.

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 4072331 - 2¹⁰ = 4071307 is a prime.

It is a super-2 number, since 2×4072331² = 33167759547122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4072337) 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, 54995 + ... + 55068.

It is an arithmetic number, because the mean of its divisors is an integer number (1045608).

Almost surely, 2^4072331 is an apocalyptic number.

4072331 is a deficient number, since it is larger than the sum of its proper divisors (110101).

4072331 is a wasteful number, since it uses less digits than its factorization.

4072331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110100.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 4072331 is about 2018.0017343897. The cubic root of 4072331 is about 159.6912143506.

The spelling of 4072331 in words is "four million, seventy-two thousand, three hundred thirty-one".