1671206264 has 64 divisors (see below), whose sum is σ = 3919957440. Its totient is φ = 650280960.

The previous prime is 1671206227. The next prime is 1671206293. The reversal of 1671206264 is 4626021761.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25592 + ... + 63224.

It is an arithmetic number, because the mean of its divisors is an integer number (61249335).

Almost surely, 2^1671206264 is an apocalyptic number.

1671206264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1671206264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1959978720).

1671206264 is an abundant number, since it is smaller than the sum of its proper divisors (2248751176).

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

1671206264 is a wasteful number, since it uses less digits than its factorization.

1671206264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37720 (or 37716 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 1671206264 is about 40880.3897241697. The cubic root of 1671206264 is about 1186.7065831935.

The spelling of 1671206264 in words is "one billion, six hundred seventy-one million, two hundred six thousand, two hundred sixty-four".