1672420268 has 6 divisors (see below), whose sum is σ = 2926735476. Its totient is φ = 836210132.

The previous prime is 1672420241. The next prime is 1672420297. The reversal of 1672420268 is 8620242761.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209052530 + ... + 209052537.

It is an arithmetic number, because the mean of its divisors is an integer number (487789246).

Almost surely, 2^1672420268 is an apocalyptic number.

It is an amenable number.

1672420268 is a deficient number, since it is larger than the sum of its proper divisors (1254315208).

1672420268 is a wasteful number, since it uses less digits than its factorization.

1672420268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418105071 (or 418105069 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 1672420268 is about 40895.2352725840. The cubic root of 1672420268 is about 1186.9938642762.

The spelling of 1672420268 in words is "one billion, six hundred seventy-two million, four hundred twenty thousand, two hundred sixty-eight".