532240402 has 4 divisors (see below), whose sum is σ = 798360606. Its totient is φ = 266120200.

The previous prime is 532240391. The next prime is 532240411. The reversal of 532240402 is 204042235.

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

It can be written as a sum of positive squares in only one way, i.e., 391604521 + 140635881 = 19789^2 + 11859^2 .

It is a super-4 number, since 4×532240402⁴ (a number of 36 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133060099 + ... + 133060102.

Almost surely, 2^532240402 is an apocalyptic number.

532240402 is a deficient number, since it is larger than the sum of its proper divisors (266120204).

532240402 is a wasteful number, since it uses less digits than its factorization.

532240402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266120203.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 532240402 is about 23070.3359750135. The cubic root of 532240402 is about 810.4059348220.

Adding to 532240402 its reverse (204042235), we get a palindrome (736282637).

The spelling of 532240402 in words is "five hundred thirty-two million, two hundred forty thousand, four hundred two".