401022054 has 48 divisors (see below), whose sum is σ = 883364352. Its totient is φ = 131464944.

The previous prime is 401022049. The next prime is 401022067. The reversal of 401022054 is 450220104.

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

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 301539 + ... + 302865.

It is an arithmetic number, because the mean of its divisors is an integer number (18403424).

Almost surely, 2^401022054 is an apocalyptic number.

401022054 is an abundant number, since it is smaller than the sum of its proper divisors (482342298).

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

401022054 is a wasteful number, since it uses less digits than its factorization.

401022054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601 (or 1598 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 401022054 is about 20025.5350490318. The cubic root of 401022054 is about 737.4333125184.

Adding to 401022054 its reverse (450220104), we get a palindrome (851242158).

The spelling of 401022054 in words is "four hundred one million, twenty-two thousand, fifty-four".