190252464 has 80 divisors (see below), whose sum is σ = 506738400. Its totient is φ = 61470720.

The previous prime is 190252427. The next prime is 190252501. The reversal of 190252464 is 464252091.

It is an interprime number because it is at equal distance from previous prime (190252427) and next prime (190252501).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 544962 + ... + 545310.

It is an arithmetic number, because the mean of its divisors is an integer number (6334230).

Almost surely, 2^190252464 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 190252464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253369200).

190252464 is an abundant number, since it is smaller than the sum of its proper divisors (316485936).

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

190252464 is a wasteful number, since it uses less digits than its factorization.

190252464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678 (or 672 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 190252464 is about 13793.2035437747. The cubic root of 190252464 is about 575.1442249432.

The spelling of 190252464 in words is "one hundred ninety million, two hundred fifty-two thousand, four hundred sixty-four".