532449997 has 2 divisors, whose sum is σ = 532449998. Its totient is φ = 532449996.

The previous prime is 532449991. The next prime is 532450097. The reversal of 532449997 is 799944235.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 474978436 + 57471561 = 21794^2 + 7581^2 .

It is a cyclic number.

It is not a de Polignac number, because 532449997 - 2²³ = 524061389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (532449991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266224998 + 266224999.

It is an arithmetic number, because the mean of its divisors is an integer number (266224999).

Almost surely, 2^532449997 is an apocalyptic number.

It is an amenable number.

532449997 is a deficient number, since it is larger than the sum of its proper divisors (1).

532449997 is an equidigital number, since it uses as much as digits as its factorization.

532449997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 52.

The square root of 532449997 is about 23074.8780495152. The cubic root of 532449997 is about 810.5122995022.

The spelling of 532449997 in words is "five hundred thirty-two million, four hundred forty-nine thousand, nine hundred ninety-seven".