401002150 has 12 divisors (see below), whose sum is σ = 745864092. Its totient is φ = 160400840.

The previous prime is 401002123. The next prime is 401002153. The reversal of 401002150 is 51200104.

It is a self number, because there is not a number n which added to its sum of digits gives 401002150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401002153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4009972 + ... + 4010071.

It is an arithmetic number, because the mean of its divisors is an integer number (62155341).

Almost surely, 2^401002150 is an apocalyptic number.

401002150 is a deficient number, since it is larger than the sum of its proper divisors (344861942).

401002150 is a wasteful number, since it uses less digits than its factorization.

401002150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8020055 (or 8020050 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 401002150 is about 20025.0380773670. The cubic root of 401002150 is about 737.4211119296.

Adding to 401002150 its reverse (51200104), we get a palindrome (452202254).

The spelling of 401002150 in words is "four hundred one million, two thousand, one hundred fifty".