454297923 has 48 divisors (see below), whose sum is σ = 717864960. Its totient is φ = 283890096.

The previous prime is 454297897. The next prime is 454297931. The reversal of 454297923 is 329792454.

It is not a de Polignac number, because 454297923 - 2⁶ = 454297859 is a prime.

It is a super-2 number, since 2×454297923² = 412773205684227858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (454297523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1237686 + ... + 1238052.

It is an arithmetic number, because the mean of its divisors is an integer number (14955520).

Almost surely, 2^454297923 is an apocalyptic number.

454297923 is a deficient number, since it is larger than the sum of its proper divisors (263567037).

454297923 is a wasteful number, since it uses less digits than its factorization.

454297923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 516 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 454297923 is about 21314.2657157126. The cubic root of 454297923 is about 768.7413648048.

The spelling of 454297923 in words is "four hundred fifty-four million, two hundred ninety-seven thousand, nine hundred twenty-three".