401015010 has 32 divisors (see below), whose sum is σ = 1049931072. Its totient is φ = 97215680.

The previous prime is 401015009. The next prime is 401015011. The reversal of 401015010 is 10510104.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (401015009) and next prime (401015011).

It is not an unprimeable number, because it can be changed into a prime (401015011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 607269 + ... + 607928.

It is an arithmetic number, because the mean of its divisors is an integer number (32810346).

Almost surely, 2^401015010 is an apocalyptic number.

401015010 is an abundant number, since it is smaller than the sum of its proper divisors (648916062).

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

401015010 is a wasteful number, since it uses less digits than its factorization.

401015010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215218.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 401015010 is about 20025.3591728089. The cubic root of 401015010 is about 737.4289947918.

Adding to 401015010 its reverse (10510104), we get a palindrome (411525114).

The spelling of 401015010 in words is "four hundred one million, fifteen thousand, ten".