402533134 has 4 divisors (see below), whose sum is σ = 603799704. Its totient is φ = 201266566.

The previous prime is 402533099. The next prime is 402533149. The reversal of 402533134 is 431335204.

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

It is a junction number, because it is equal to n+sod(n) for n = 402533099 and 402533108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100633282 + ... + 100633285.

It is an arithmetic number, because the mean of its divisors is an integer number (150949926).

Almost surely, 2^402533134 is an apocalyptic number.

402533134 is a deficient number, since it is larger than the sum of its proper divisors (201266570).

402533134 is a wasteful number, since it uses less digits than its factorization.

402533134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201266569.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 402533134 is about 20063.2284042225. The cubic root of 402533134 is about 738.3583855310.

Adding to 402533134 its reverse (431335204), we get a palindrome (833868338).

The spelling of 402533134 in words is "four hundred two million, five hundred thirty-three thousand, one hundred thirty-four".