4180402 has 8 divisors (see below), whose sum is σ = 6639516. Its totient is φ = 1967232.

The previous prime is 4180387. The next prime is 4180441. The reversal of 4180402 is 2040814.

It can be written as a sum of positive squares in 2 ways, for example, as 3493161 + 687241 = 1869^2 + 829^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 4180402.

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, 61443 + ... + 61510.

Almost surely, 2^4180402 is an apocalyptic number.

4180402 is a deficient number, since it is larger than the sum of its proper divisors (2459114).

4180402 is a wasteful number, since it uses less digits than its factorization.

4180402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122972.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 4180402 is about 2044.6031399761. The cubic root of 4180402 is about 161.0915210778.

The spelling of 4180402 in words is "four million, one hundred eighty thousand, four hundred two".