401030542 has 24 divisors (see below), whose sum is σ = 673700328. Its totient is φ = 178841520.

The previous prime is 401030521. The next prime is 401030557. The reversal of 401030542 is 245030104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2808 + ... + 28459.

It is an arithmetic number, because the mean of its divisors is an integer number (28070847).

Almost surely, 2^401030542 is an apocalyptic number.

401030542 is a deficient number, since it is larger than the sum of its proper divisors (272669786).

401030542 is a wasteful number, since it uses less digits than its factorization.

401030542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31344 (or 31333 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 401030542 is about 20025.7469773290. The cubic root of 401030542 is about 737.4385152994.

Adding to 401030542 its reverse (245030104), we get a palindrome (646060646).

The spelling of 401030542 in words is "four hundred one million, thirty thousand, five hundred forty-two".