445194474 has 8 divisors (see below), whose sum is σ = 890388960. Its totient is φ = 148398156.

The previous prime is 445194473. The next prime is 445194479. The reversal of 445194474 is 474491544.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

445194474 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (445194473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37099534 + ... + 37099545.

It is an arithmetic number, because the mean of its divisors is an integer number (111298620).

Almost surely, 2^445194474 is an apocalyptic number.

445194474 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

445194474 is a wasteful number, since it uses less digits than its factorization.

445194474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74199084.

The product of its digits is 322560, while the sum is 42.

The square root of 445194474 is about 21099.6320821004. The cubic root of 445194474 is about 763.5718718701.

The spelling of 445194474 in words is "four hundred forty-five million, one hundred ninety-four thousand, four hundred seventy-four".