401304633 has 8 divisors (see below), whose sum is σ = 539286528. Its totient is φ = 265429584.

The previous prime is 401304623. The next prime is 401304637. The reversal of 401304633 is 336403104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 401304633 - 2¹⁴ = 401288249 is a prime.

It is a super-2 number, since 2×401304633² = 322090816934529378, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401304637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526266 + ... + 527027.

It is an arithmetic number, because the mean of its divisors is an integer number (67410816).

Almost surely, 2^401304633 is an apocalyptic number.

It is an amenable number.

401304633 is a deficient number, since it is larger than the sum of its proper divisors (137981895).

401304633 is a wasteful number, since it uses less digits than its factorization.

401304633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053423.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 401304633 is about 20032.5892734813. The cubic root of 401304633 is about 737.6064819152.

Adding to 401304633 its reverse (336403104), we get a palindrome (737707737).

The spelling of 401304633 in words is "four hundred one million, three hundred four thousand, six hundred thirty-three".