1401704042 has 16 divisors (see below), whose sum is σ = 2194782912. Its totient is φ = 670132320.

The previous prime is 1401704027. The next prime is 1401704047. The reversal of 1401704042 is 2404071041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 1401703999 and 1401704017.

It is not an unprimeable number, because it can be changed into a prime (1401704047) 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, 203942 + ... + 210702.

It is an arithmetic number, because the mean of its divisors is an integer number (137173932).

Almost surely, 2^1401704042 is an apocalyptic number.

1401704042 is a deficient number, since it is larger than the sum of its proper divisors (793078870).

1401704042 is a wasteful number, since it uses less digits than its factorization.

1401704042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11293.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 1401704042 is about 37439.3381618853. The cubic root of 1401704042 is about 1119.1426373279.

Adding to 1401704042 its reverse (2404071041), we get a palindrome (3805775083).

The spelling of 1401704042 in words is "one billion, four hundred one million, seven hundred four thousand, forty-two".