401204554 has 8 divisors (see below), whose sum is σ = 601892100. Its totient is φ = 200573856.

The previous prime is 401204533. The next prime is 401204563. The reversal of 401204554 is 455402104.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 367297225 + 33907329 = 19165^2 + 5823^2 .

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

It is an unprimeable number.

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, 18412 + ... + 33784.

Almost surely, 2^401204554 is an apocalyptic number.

401204554 is a deficient number, since it is larger than the sum of its proper divisors (200687546).

401204554 is a wasteful number, since it uses less digits than its factorization.

401204554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28424.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 401204554 is about 20030.0912129725. The cubic root of 401204554 is about 737.5451610380.

Adding to 401204554 its reverse (455402104), we get a palindrome (856606658).

The spelling of 401204554 in words is "four hundred one million, two hundred four thousand, five hundred fifty-four".