530436406 has 4 divisors (see below), whose sum is σ = 795654612. Its totient is φ = 265218202.

The previous prime is 530436377. The next prime is 530436427. The reversal of 530436406 is 604634035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 604634035 = 5 ⋅120926807.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 132609100 + ... + 132609103.

It is an arithmetic number, because the mean of its divisors is an integer number (198913653).

Almost surely, 2^530436406 is an apocalyptic number.

530436406 is a deficient number, since it is larger than the sum of its proper divisors (265218206).

530436406 is a wasteful number, since it uses less digits than its factorization.

530436406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265218205.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 530436406 is about 23031.2050488028. The cubic root of 530436406 is about 809.4892914356.

The spelling of 530436406 in words is "five hundred thirty million, four hundred thirty-six thousand, four hundred six".