867447345 has 16 divisors (see below), whose sum is σ = 1391222592. Its totient is φ = 461536320.

The previous prime is 867447341. The next prime is 867447349. The reversal of 867447345 is 543744768.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (867447341) and next prime (867447349).

It is not a de Polignac number, because 867447345 - 2² = 867447341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 867447294 and 867447303.

It is not an unprimeable number, because it can be changed into a prime (867447341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62367 + ... + 74996.

It is an arithmetic number, because the mean of its divisors is an integer number (86951412).

Almost surely, 2^867447345 is an apocalyptic number.

It is an amenable number.

867447345 is a deficient number, since it is larger than the sum of its proper divisors (523775247).

867447345 is a wasteful number, since it uses less digits than its factorization.

867447345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137792.

The product of its digits is 2257920, while the sum is 48.

The square root of 867447345 is about 29452.4590654159. The cubic root of 867447345 is about 953.7056906756.

The spelling of 867447345 in words is "eight hundred sixty-seven million, four hundred forty-seven thousand, three hundred forty-five".