45068190 has 64 divisors (see below), whose sum is σ = 120579840. Its totient is φ = 10713600.

The previous prime is 45068167. The next prime is 45068213. The reversal of 45068190 is 9186054.

It is an interprime number because it is at equal distance from previous prime (45068167) and next prime (45068213).

It is a super-2 number, since 2×45068190² = 4062283499752200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 7365 + ... + 12015.

It is an arithmetic number, because the mean of its divisors is an integer number (1884060).

Almost surely, 2^45068190 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45068190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60289920).

45068190 is an abundant number, since it is smaller than the sum of its proper divisors (75511650).

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

45068190 is a wasteful number, since it uses less digits than its factorization.

45068190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4697.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 45068190 is about 6713.2845910180. The cubic root of 45068190 is about 355.8689024086.

The spelling of 45068190 in words is "forty-five million, sixty-eight thousand, one hundred ninety".