453473378 has 4 divisors (see below), whose sum is σ = 680210070. Its totient is φ = 226736688.

The previous prime is 453473333. The next prime is 453473381. The reversal of 453473378 is 873374354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 379977049 + 73496329 = 19493^2 + 8573^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113368343 + ... + 113368346.

Almost surely, 2^453473378 is an apocalyptic number.

453473378 is a deficient number, since it is larger than the sum of its proper divisors (226736692).

453473378 is a wasteful number, since it uses less digits than its factorization.

453473378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226736691.

The product of its digits is 846720, while the sum is 44.

The square root of 453473378 is about 21294.9143693982. The cubic root of 453473378 is about 768.2759978526.

The spelling of 453473378 in words is "four hundred fifty-three million, four hundred seventy-three thousand, three hundred seventy-eight".