445240126 has 4 divisors (see below), whose sum is σ = 667860192. Its totient is φ = 222620062.

The previous prime is 445240099. The next prime is 445240151. The reversal of 445240126 is 621042544.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×445240126³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 445240094 and 445240103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111310030 + ... + 111310033.

It is an arithmetic number, because the mean of its divisors is an integer number (166965048).

Almost surely, 2^445240126 is an apocalyptic number.

445240126 is a deficient number, since it is larger than the sum of its proper divisors (222620066).

445240126 is a wasteful number, since it uses less digits than its factorization.

445240126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222620065.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 445240126 is about 21100.7138741797. The cubic root of 445240126 is about 763.5979708701.

The spelling of 445240126 in words is "four hundred forty-five million, two hundred forty thousand, one hundred twenty-six".