1401550942 has 32 divisors (see below), whose sum is σ = 2322172800. Its totient is φ = 629124000.

The previous prime is 1401550937. The next prime is 1401550967. The reversal of 1401550942 is 2490551041.

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 15 ways as a sum of consecutive naturals, for example, 1374909 + ... + 1375927.

It is an arithmetic number, because the mean of its divisors is an integer number (72567900).

Almost surely, 2^1401550942 is an apocalyptic number.

1401550942 is a deficient number, since it is larger than the sum of its proper divisors (920621858).

1401550942 is a wasteful number, since it uses less digits than its factorization.

1401550942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1752.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 1401550942 is about 37437.2934652066. The cubic root of 1401550942 is about 1119.1018900253.

The spelling of 1401550942 in words is "one billion, four hundred one million, five hundred fifty thousand, nine hundred forty-two".