46190000 has 100 divisors (see below), whose sum is σ = 116212800. Its totient is φ = 17760000.

The previous prime is 46189991. The next prime is 46190059. The reversal of 46190000 is 9164.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×46190000² = 4267032200000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 19 ways as a sum of consecutive naturals, for example, 309926 + ... + 310074.

It is an arithmetic number, because the mean of its divisors is an integer number (1162128).

Almost surely, 2^46190000 is an apocalyptic number.

46190000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46190000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58106400).

46190000 is an abundant number, since it is smaller than the sum of its proper divisors (70022800).

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

46190000 is a wasteful number, since it uses less digits than its factorization.

46190000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 46190000 is about 6796.3225350185. The cubic root of 46190000 is about 358.7974276348.

Adding to 46190000 its reverse (9164), we get a palindrome (46199164).

The spelling of 46190000 in words is "forty-six million, one hundred ninety thousand".