901401842 has 24 divisors (see below), whose sum is σ = 1488067308. Its totient is φ = 409212320.

The previous prime is 901401833. The next prime is 901401877. The reversal of 901401842 is 248104109.

It can be written as a sum of positive squares in 2 ways, for example, as 861950881 + 39450961 = 29359^2 + 6281^2 .

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 11 ways as a sum of consecutive naturals, for example, 243308 + ... + 246984.

Almost surely, 2^901401842 is an apocalyptic number.

901401842 is a deficient number, since it is larger than the sum of its proper divisors (586665466).

901401842 is a wasteful number, since it uses less digits than its factorization.

901401842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4714 (or 4703 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 901401842 is about 30023.3549424444. The cubic root of 901401842 is about 965.9904073679.

The spelling of 901401842 in words is "nine hundred one million, four hundred one thousand, eight hundred forty-two".