535263506 has 4 divisors (see below), whose sum is σ = 802895262. Its totient is φ = 267631752.

The previous prime is 535263493. The next prime is 535263523. The reversal of 535263506 is 605362535.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 605362535 = 5 ⋅121072507.

It can be written as a sum of positive squares in only one way, i.e., 395811025 + 139452481 = 19895^2 + 11809^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133815875 + ... + 133815878.

Almost surely, 2^535263506 is an apocalyptic number.

535263506 is a deficient number, since it is larger than the sum of its proper divisors (267631756).

535263506 is a wasteful number, since it uses less digits than its factorization.

535263506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267631755.

The product of its (nonzero) digits is 81000, while the sum is 35.

The square root of 535263506 is about 23135.7624901363. The cubic root of 535263506 is about 811.9373965907.

The spelling of 535263506 in words is "five hundred thirty-five million, two hundred sixty-three thousand, five hundred six".