1402746442 has 16 divisors (see below), whose sum is σ = 2201767272. Its totient is φ = 669539520.

The previous prime is 1402746427. The next prime is 1402746451. The reversal of 1402746442 is 2446472041.

It can be written as a sum of positive squares in 4 ways, for example, as 1401079761 + 1666681 = 37431^2 + 1291^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1402746398 and 1402746407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174909 + ... + 182752.

Almost surely, 2^1402746442 is an apocalyptic number.

1402746442 is a deficient number, since it is larger than the sum of its proper divisors (799020830).

1402746442 is a wasteful number, since it uses less digits than its factorization.

1402746442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357753.

The product of its (nonzero) digits is 43008, while the sum is 34.

The square root of 1402746442 is about 37453.2567609280. The cubic root of 1402746442 is about 1119.4199914588.

The spelling of 1402746442 in words is "one billion, four hundred two million, seven hundred forty-six thousand, four hundred forty-two".