453969398 has 4 divisors (see below), whose sum is σ = 680954100. Its totient is φ = 226984698.

The previous prime is 453969367. The next prime is 453969427. The reversal of 453969398 is 893969354.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 893969354 = 2 ⋅446984677.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113492348 + ... + 113492351.

It is an arithmetic number, because the mean of its divisors is an integer number (170238525).

Almost surely, 2^453969398 is an apocalyptic number.

453969398 is a deficient number, since it is larger than the sum of its proper divisors (226984702).

453969398 is a wasteful number, since it uses less digits than its factorization.

453969398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226984701.

The product of its digits is 6298560, while the sum is 56.

The square root of 453969398 is about 21306.5576290493. The cubic root of 453969398 is about 768.5560153195.

It can be divided in two parts, 4539 and 69398, that added together give a palindrome (73937).

The spelling of 453969398 in words is "four hundred fifty-three million, nine hundred sixty-nine thousand, three hundred ninety-eight".