190097064 has 64 divisors (see below), whose sum is σ = 530510400. Its totient is φ = 63070272.

The previous prime is 190097027. The next prime is 190097081. The reversal of 190097064 is 460790091.

It is a super-2 number, since 2×190097064² = 72273787482840192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 47094 + ... + 50970.

It is an arithmetic number, because the mean of its divisors is an integer number (8289225).

Almost surely, 2^190097064 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 190097064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265255200).

190097064 is an abundant number, since it is smaller than the sum of its proper divisors (340413336).

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

190097064 is a wasteful number, since it uses less digits than its factorization.

190097064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119 (or 4109 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 190097064 is about 13787.5691838699. The cubic root of 190097064 is about 574.9875878858.

The spelling of 190097064 in words is "one hundred ninety million, ninety-seven thousand, sixty-four".