361774464 has 64 divisors (see below), whose sum is σ = 991994880. Its totient is φ = 116697600.

The previous prime is 361774403. The next prime is 361774487. The reversal of 361774464 is 464477163.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3292 + ... + 27099.

It is an arithmetic number, because the mean of its divisors is an integer number (15499920).

Almost surely, 2^361774464 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 361774464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495997440).

361774464 is an abundant number, since it is smaller than the sum of its proper divisors (630220416).

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

361774464 is a wasteful number, since it uses less digits than its factorization.

361774464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30439 (or 30427 counting only the distinct ones).

The product of its digits is 338688, while the sum is 42.

The square root of 361774464 is about 19020.3697124951. The cubic root of 361774464 is about 712.5455567054.

The spelling of 361774464 in words is "three hundred sixty-one million, seven hundred seventy-four thousand, four hundred sixty-four".