1400212234 has 4 divisors (see below), whose sum is σ = 2100318354. Its totient is φ = 700106116.

The previous prime is 1400212213. The next prime is 1400212273. The reversal of 1400212234 is 4322120041.

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

It can be written as a sum of positive squares in only one way, i.e., 739568025 + 660644209 = 27195^2 + 25703^2 .

It is a super-3 number, since 3×1400212234³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350053057 + ... + 350053060.

Almost surely, 2^1400212234 is an apocalyptic number.

1400212234 is a deficient number, since it is larger than the sum of its proper divisors (700106120).

1400212234 is an equidigital number, since it uses as much as digits as its factorization.

1400212234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700106119.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1400212234 is about 37419.4098563834. The cubic root of 1400212234 is about 1118.7454687082.

Adding to 1400212234 its reverse (4322120041), we get a palindrome (5722332275).

The spelling of 1400212234 in words is "one billion, four hundred million, two hundred twelve thousand, two hundred thirty-four".