532297428 has 24 divisors (see below), whose sum is σ = 1337568288. Its totient is φ = 163783776.

The previous prime is 532297427. The next prime is 532297453. The reversal of 532297428 is 824792235.

It is a self number, because there is not a number n which added to its sum of digits gives 532297428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532297427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1705926 + ... + 1706237.

It is an arithmetic number, because the mean of its divisors is an integer number (55732012).

Almost surely, 2^532297428 is an apocalyptic number.

It is an amenable number.

532297428 is an abundant number, since it is smaller than the sum of its proper divisors (805270860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

532297428 is a wasteful number, since it uses less digits than its factorization.

532297428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412183 (or 3412181 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 532297428 is about 23071.5718580248. The cubic root of 532297428 is about 810.4348769807.

The spelling of 532297428 in words is "five hundred thirty-two million, two hundred ninety-seven thousand, four hundred twenty-eight".