1400938 has 24 divisors (see below), whose sum is σ = 2642976. Its totient is φ = 545160.

The previous prime is 1400923. The next prime is 1400939. The reversal of 1400938 is 8390041.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (1400939) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1281 + ... + 2107.

It is an arithmetic number, because the mean of its divisors is an integer number (110124).

2^1400938 is an apocalyptic number.

1400938 is a deficient number, since it is larger than the sum of its proper divisors (1242038).

1400938 is a wasteful number, since it uses less digits than its factorization.

1400938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1400938 is about 1183.6122675944. The cubic root of 1400938 is about 111.8938726835.

Adding to 1400938 its reverse (8390041), we get a palindrome (9790979).

The spelling of 1400938 in words is "one million, four hundred thousand, nine hundred thirty-eight".