451213362 has 64 divisors (see below), whose sum is σ = 1030930560. Its totient is φ = 146204352.

The previous prime is 451213351. The next prime is 451213381. The reversal of 451213362 is 263312154.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 735768 + ... + 736380.

It is an arithmetic number, because the mean of its divisors is an integer number (16108290).

Almost surely, 2^451213362 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 451213362, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (515465280).

451213362 is an abundant number, since it is smaller than the sum of its proper divisors (579717198).

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

451213362 is a wasteful number, since it uses less digits than its factorization.

451213362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984 (or 978 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 451213362 is about 21241.7833997054. The cubic root of 451213362 is about 766.9975629814.

The spelling of 451213362 in words is "four hundred fifty-one million, two hundred thirteen thousand, three hundred sixty-two".