1402406433 has 16 divisors (see below), whose sum is σ = 2078352000. Its totient is φ = 934616880.

The previous prime is 1402406417. The next prime is 1402406437. The reversal of 1402406433 is 3346042041.

1402406433 is a `hidden beast` number, since 14 + 0 + 2 + 4 + 0 + 643 + 3 = 666.

It is not a de Polignac number, because 1402406433 - 2⁴ = 1402406417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1402406397 and 1402406406.

It is not an unprimeable number, because it can be changed into a prime (1402406437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92043 + ... + 106191.

It is an arithmetic number, because the mean of its divisors is an integer number (129897000).

Almost surely, 2^1402406433 is an apocalyptic number.

It is an amenable number.

1402406433 is a deficient number, since it is larger than the sum of its proper divisors (675945567).

1402406433 is a wasteful number, since it uses less digits than its factorization.

1402406433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17829 (or 17823 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 1402406433 is about 37448.7173745644. The cubic root of 1402406433 is about 1119.3295394673.

Adding to 1402406433 its reverse (3346042041), we get a palindrome (4748448474).

The spelling of 1402406433 in words is "one billion, four hundred two million, four hundred six thousand, four hundred thirty-three".