402133073 has 2 divisors, whose sum is σ = 402133074. Its totient is φ = 402133072.

The previous prime is 402133051. The next prime is 402133087. The reversal of 402133073 is 370331204.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 377252929 + 24880144 = 19423^2 + 4988^2 .

It is a cyclic number.

It is not a de Polignac number, because 402133073 - 2⁶ = 402133009 is a prime.

It is a super-2 number, since 2×402133073² = 323422016800846658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (402133013) 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 as a sum of consecutive naturals, namely, 201066536 + 201066537.

It is an arithmetic number, because the mean of its divisors is an integer number (201066537).

Almost surely, 2^402133073 is an apocalyptic number.

It is an amenable number.

402133073 is a deficient number, since it is larger than the sum of its proper divisors (1).

402133073 is an equidigital number, since it uses as much as digits as its factorization.

402133073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 402133073 is about 20053.2559201742. The cubic root of 402133073 is about 738.1136965176.

Adding to 402133073 its reverse (370331204), we get a palindrome (772464277).

The spelling of 402133073 in words is "four hundred two million, one hundred thirty-three thousand, seventy-three".