672428850 has 48 divisors (see below), whose sum is σ = 1670622240. Its totient is φ = 178992000.

The previous prime is 672428849. The next prime is 672428873. The reversal of 672428850 is 58824276.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86421 + ... + 93879.

It is an arithmetic number, because the mean of its divisors is an integer number (34804630).

Almost surely, 2^672428850 is an apocalyptic number.

672428850 is an abundant number, since it is smaller than the sum of its proper divisors (998193390).

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

672428850 is a wasteful number, since it uses less digits than its factorization.

672428850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8075 (or 8070 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The square root of 672428850 is about 25931.2330983314. The cubic root of 672428850 is about 876.0901134336.

The spelling of 672428850 in words is "six hundred seventy-two million, four hundred twenty-eight thousand, eight hundred fifty".