451235352 has 96 divisors (see below), whose sum is σ = 1217488320. Its totient is φ = 139307520.

The previous prime is 451235347. The next prime is 451235359. The reversal of 451235352 is 253532154.

It is a super-2 number, since 2×451235352² = 407226685789127808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451235359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 464227 + ... + 465197.

It is an arithmetic number, because the mean of its divisors is an integer number (12682170).

Almost surely, 2^451235352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 451235352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (608744160).

451235352 is an abundant number, since it is smaller than the sum of its proper divisors (766252968).

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

451235352 is a wasteful number, since it uses less digits than its factorization.

451235352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081 (or 1060 counting only the distinct ones).

The product of its digits is 18000, while the sum is 30.

The square root of 451235352 is about 21242.3010053054. The cubic root of 451235352 is about 767.0100227206.

The spelling of 451235352 in words is "four hundred fifty-one million, two hundred thirty-five thousand, three hundred fifty-two".