454242739 has 8 divisors (see below), whose sum is σ = 459816480. Its totient is φ = 448679616.

The previous prime is 454242697. The next prime is 454242787. The reversal of 454242739 is 937242454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 454242739 - 2⁷ = 454242611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454245739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114009 + ... + 117925.

It is an arithmetic number, because the mean of its divisors is an integer number (57477060).

Almost surely, 2^454242739 is an apocalyptic number.

454242739 is a deficient number, since it is larger than the sum of its proper divisors (5573741).

454242739 is a wasteful number, since it uses less digits than its factorization.

454242739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5309.

The product of its digits is 241920, while the sum is 40.

The square root of 454242739 is about 21312.9711443524. The cubic root of 454242739 is about 768.7102369633.

The spelling of 454242739 in words is "four hundred fifty-four million, two hundred forty-two thousand, seven hundred thirty-nine".