402860372 has 6 divisors (see below), whose sum is σ = 705005658. Its totient is φ = 201430184.

The previous prime is 402860371. The next prime is 402860399. The reversal of 402860372 is 273068204.

It can be written as a sum of positive squares in only one way, i.e., 350962756 + 51897616 = 18734^2 + 7204^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402860371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50357543 + ... + 50357550.

It is an arithmetic number, because the mean of its divisors is an integer number (117500943).

Almost surely, 2^402860372 is an apocalyptic number.

It is an amenable number.

402860372 is a deficient number, since it is larger than the sum of its proper divisors (302145286).

402860372 is a wasteful number, since it uses less digits than its factorization.

402860372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100715097 (or 100715095 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 402860372 is about 20071.3819155533. The cubic root of 402860372 is about 738.5584133515.

The spelling of 402860372 in words is "four hundred two million, eight hundred sixty thousand, three hundred seventy-two".