401340150 has 48 divisors (see below), whose sum is σ = 1105918800. Its totient is φ = 107023680.

The previous prime is 401340143. The next prime is 401340151. The reversal of 401340150 is 51043104.

It is a happy number.

It is a super-2 number, since 2×401340150² = 322147832004045000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401340151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147295 + ... + 149994.

It is an arithmetic number, because the mean of its divisors is an integer number (23039975).

Almost surely, 2^401340150 is an apocalyptic number.

401340150 is an abundant number, since it is smaller than the sum of its proper divisors (704578650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401340150 is a wasteful number, since it uses less digits than its factorization.

401340150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297310 (or 297299 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 401340150 is about 20033.4757343802. The cubic root of 401340150 is about 737.6282416080.

Adding to 401340150 its reverse (51043104), we get a palindrome (452383254).

The spelling of 401340150 in words is "four hundred one million, three hundred forty thousand, one hundred fifty".