1400942 has 4 divisors (see below), whose sum is σ = 2101416. Its totient is φ = 700470.

The previous prime is 1400941. The next prime is 1400947. The reversal of 1400942 is 2490041.

1400942 is nontrivially palindromic in base 9.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350234 + ... + 350237.

It is an arithmetic number, because the mean of its divisors is an integer number (525354).

2^1400942 is an apocalyptic number.

1400942 is a deficient number, since it is larger than the sum of its proper divisors (700474).

1400942 is an equidigital number, since it uses as much as digits as its factorization.

1400942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700473.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1400942 is about 1183.6139573358. The cubic root of 1400942 is about 111.8939791776.

Adding to 1400942 its reverse (2490041), we get a palindrome (3890983).

The spelling of 1400942 in words is "one million, four hundred thousand, nine hundred forty-two".