401202506 has 8 divisors (see below), whose sum is σ = 601889184. Its totient is φ = 200572780.

The previous prime is 401202493. The next prime is 401202509. The reversal of 401202506 is 605202104.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (401202509) 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, 17741 + ... + 33423.

It is an arithmetic number, because the mean of its divisors is an integer number (75236148).

Almost surely, 2^401202506 is an apocalyptic number.

401202506 is a deficient number, since it is larger than the sum of its proper divisors (200686678).

401202506 is a wasteful number, since it uses less digits than its factorization.

401202506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28476.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 401202506 is about 20030.0400898251. The cubic root of 401202506 is about 737.5439060713.

The spelling of 401202506 in words is "four hundred one million, two hundred two thousand, five hundred six".