916454529 has 9 divisors (see below), whose sum is σ = 1323898849. Its totient is φ = 610909140.

The previous prime is 916454503. The next prime is 916454533. The reversal of 916454529 is 925454619.

The square root of 916454529 is 30273.

It is a perfect power (a square), and thus also a powerful number.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 916454529 - 2¹³ = 916446337 is a prime.

It is a super-2 number, since 2×916454529² = 1679777807449223682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (916454579) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 85774 + ... + 95864.

Almost surely, 2^916454529 is an apocalyptic number.

916454529 is the 30273-rd square number.

916454529 is the 15137-th centered octagonal number.

It is an amenable number.

916454529 is a deficient number, since it is larger than the sum of its proper divisors (407444320).

916454529 is an frugal number, since it uses more digits than its factorization.

916454529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20188 (or 10094 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The cubic root of 916454529 is about 971.3378390367.

The spelling of 916454529 in words is "nine hundred sixteen million, four hundred fifty-four thousand, five hundred twenty-nine".