670432092 has 96 divisors (see below), whose sum is σ = 1806900480. Its totient is φ = 191546880.

The previous prime is 670432069. The next prime is 670432097. The reversal of 670432092 is 290234076.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670432097) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 162568 + ... + 166640.

It is an arithmetic number, because the mean of its divisors is an integer number (18821880).

Almost surely, 2^670432092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 670432092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (903450240).

670432092 is an abundant number, since it is smaller than the sum of its proper divisors (1136468388).

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

670432092 is a wasteful number, since it uses less digits than its factorization.

670432092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4163 (or 4161 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 670432092 is about 25892.7034509724. The cubic root of 670432092 is about 875.2220789231. Note that the first 3 decimals are identical.

The spelling of 670432092 in words is "six hundred seventy million, four hundred thirty-two thousand, ninety-two".