401394850 has 24 divisors (see below), whose sum is σ = 779057280. Its totient is φ = 153576720.

The previous prime is 401394839. The next prime is 401394857. The reversal of 401394850 is 58493104.

It is a super-2 number, since 2×401394850² = 322235651213045000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401394857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173370 + ... + 175669.

It is an arithmetic number, because the mean of its divisors is an integer number (32460720).

Almost surely, 2^401394850 is an apocalyptic number.

401394850 is a deficient number, since it is larger than the sum of its proper divisors (377662430).

401394850 is a wasteful number, since it uses less digits than its factorization.

401394850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349074 (or 349069 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 401394850 is about 20034.8409027873. The cubic root of 401394850 is about 737.6617513643.

The spelling of 401394850 in words is "four hundred one million, three hundred ninety-four thousand, eight hundred fifty".