445253607 has 12 divisors (see below), whose sum is σ = 656828640. Its totient is φ = 290519808.

The previous prime is 445253537. The next prime is 445253621. The reversal of 445253607 is 706352544.

445253607 is a `hidden beast` number, since 4 + 45 + 2 + 5 + 3 + 607 = 666.

It is not a de Polignac number, because 445253607 - 2²² = 441059303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445255607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 525882 + ... + 526727.

It is an arithmetic number, because the mean of its divisors is an integer number (54735720).

Almost surely, 2^445253607 is an apocalyptic number.

445253607 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

445253607 is a deficient number, since it is larger than the sum of its proper divisors (211575033).

445253607 is a wasteful number, since it uses less digits than its factorization.

445253607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052662 (or 1052659 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 445253607 is about 21101.0333159303. The cubic root of 445253607 is about 763.6056775432.

The spelling of 445253607 in words is "four hundred forty-five million, two hundred fifty-three thousand, six hundred seven".