671085435 has 16 divisors (see below), whose sum is σ = 1078350624. Its totient is φ = 356374272.

The previous prime is 671085383. The next prime is 671085439. The reversal of 671085435 is 534580176.

It is not a de Polignac number, because 671085435 - 2⁹ = 671084923 is a prime.

It is a super-2 number, since 2×671085435² = 900711322138278450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 671085393 and 671085402.

It is not an unprimeable number, because it can be changed into a prime (671085439) 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, 92512 + ... + 99501.

It is an arithmetic number, because the mean of its divisors is an integer number (67396914).

Almost surely, 2^671085435 is an apocalyptic number.

671085435 is a deficient number, since it is larger than the sum of its proper divisors (407265189).

671085435 is a wasteful number, since it uses less digits than its factorization.

671085435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192254.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 671085435 is about 25905.3167322849. The cubic root of 671085435 is about 875.5062909399.

The spelling of 671085435 in words is "six hundred seventy-one million, eighty-five thousand, four hundred thirty-five".