945464190 has 32 divisors (see below), whose sum is σ = 2475398016. Its totient is φ = 229203360.

The previous prime is 945464189. The next prime is 945464207. The reversal of 945464190 is 91464549.

It is a super-2 number, since 2×945464190² = 1787805069144712200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1432192 + ... + 1432851.

It is an arithmetic number, because the mean of its divisors is an integer number (77356188).

Almost surely, 2^945464190 is an apocalyptic number.

945464190 is an abundant number, since it is smaller than the sum of its proper divisors (1529933826).

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

945464190 is a wasteful number, since it uses less digits than its factorization.

945464190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865064.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 945464190 is about 30748.4014218626. The cubic root of 945464190 is about 981.4805436093.

The spelling of 945464190 in words is "nine hundred forty-five million, four hundred sixty-four thousand, one hundred ninety".