451401798 has 8 divisors (see below), whose sum is σ = 902803608. Its totient is φ = 150467264.

The previous prime is 451401793. The next prime is 451401803. The reversal of 451401798 is 897104154.

It is an interprime number because it is at equal distance from previous prime (451401793) and next prime (451401803).

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

451401798 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451401793) 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, 37616811 + ... + 37616822.

It is an arithmetic number, because the mean of its divisors is an integer number (112850451).

Almost surely, 2^451401798 is an apocalyptic number.

451401798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

451401798 is a wasteful number, since it uses less digits than its factorization.

451401798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75233638.

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 451401798 is about 21246.2184399954. The cubic root of 451401798 is about 767.1043194519.

The spelling of 451401798 in words is "four hundred fifty-one million, four hundred one thousand, seven hundred ninety-eight".