1402256535 has 16 divisors (see below), whose sum is σ = 2244511104. Its totient is φ = 747569952.

The previous prime is 1402256533. The next prime is 1402256561. The reversal of 1402256535 is 5356522041.

It is not a de Polignac number, because 1402256535 - 2¹ = 1402256533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1402256496 and 1402256505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402256533) by changing a digit.

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, 22824 + ... + 57666.

It is an arithmetic number, because the mean of its divisors is an integer number (140281944).

Almost surely, 2^1402256535 is an apocalyptic number.

1402256535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1402256535 is a deficient number, since it is larger than the sum of its proper divisors (842254569).

1402256535 is a wasteful number, since it uses less digits than its factorization.

1402256535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37534.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 1402256535 is about 37446.7159441252. The cubic root of 1402256535 is about 1119.2896577245.

Adding to 1402256535 its reverse (5356522041), we get a palindrome (6758778576).

The spelling of 1402256535 in words is "one billion, four hundred two million, two hundred fifty-six thousand, five hundred thirty-five".