451278294 has 16 divisors (see below), whose sum is σ = 955648368. Its totient is φ = 141577472.

The previous prime is 451278287. The next prime is 451278301. The reversal of 451278294 is 492872154.

It is an interprime number because it is at equal distance from previous prime (451278287) and next prime (451278301).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2212047 + ... + 2212250.

It is an arithmetic number, because the mean of its divisors is an integer number (59728023).

Almost surely, 2^451278294 is an apocalyptic number.

451278294 is an abundant number, since it is smaller than the sum of its proper divisors (504370074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

451278294 is a wasteful number, since it uses less digits than its factorization.

451278294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4424319.

The product of its digits is 161280, while the sum is 42.

The square root of 451278294 is about 21243.3117474654. The cubic root of 451278294 is about 767.0343528915.

The spelling of 451278294 in words is "four hundred fifty-one million, two hundred seventy-eight thousand, two hundred ninety-four".