671080410 has 384 divisors, whose sum is σ = 2428600320. Its totient is φ = 128044800.

The previous prime is 671080393. The next prime is 671080411. The reversal of 671080410 is 14080176.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (671080411) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3513415 + ... + 3513605.

It is an arithmetic number, because the mean of its divisors is an integer number (6324480).

Almost surely, 2^671080410 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 671080410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1214300160).

671080410 is an abundant number, since it is smaller than the sum of its proper divisors (1757519910).

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

671080410 is a wasteful number, since it uses less digits than its factorization.

671080410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 671080410 is about 25905.2197442909. The cubic root of 671080410 is about 875.5041057089.

The spelling of 671080410 in words is "six hundred seventy-one million, eighty thousand, four hundred ten".