401030312 has 16 divisors (see below), whose sum is σ = 752595840. Its totient is φ = 200338096.

The previous prime is 401030263. The next prime is 401030317. The reversal of 401030312 is 213030104.

It is a super-2 number, since 2×401030312² = 321650622285634688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401030317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12248 + ... + 30855.

It is an arithmetic number, because the mean of its divisors is an integer number (47037240).

Almost surely, 2^401030312 is an apocalyptic number.

It is an amenable number.

401030312 is a deficient number, since it is larger than the sum of its proper divisors (351565528).

401030312 is a wasteful number, since it uses less digits than its factorization.

401030312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44272 (or 44268 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 401030312 is about 20025.7412347209. The cubic root of 401030312 is about 737.4383743202.

Adding to 401030312 its reverse (213030104), we get a palindrome (614060416).

The spelling of 401030312 in words is "four hundred one million, thirty thousand, three hundred twelve".