454072747 has 4 divisors (see below), whose sum is σ = 454762440. Its totient is φ = 453383056.

The previous prime is 454072741. The next prime is 454072753. The reversal of 454072747 is 747270454.

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

It is an interprime number because it is at equal distance from previous prime (454072741) and next prime (454072753).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454072747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454072741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343858 + ... + 345175.

It is an arithmetic number, because the mean of its divisors is an integer number (113690610).

Almost surely, 2^454072747 is an apocalyptic number.

454072747 is a deficient number, since it is larger than the sum of its proper divisors (689693).

454072747 is an equidigital number, since it uses as much as digits as its factorization.

454072747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689692.

The product of its (nonzero) digits is 219520, while the sum is 40.

The square root of 454072747 is about 21308.9827772233. The cubic root of 454072747 is about 768.6143331043.

The spelling of 454072747 in words is "four hundred fifty-four million, seventy-two thousand, seven hundred forty-seven".