1672996530 has 32 divisors (see below), whose sum is σ = 4144716288. Its totient is φ = 431740800.

The previous prime is 1672996529. The next prime is 1672996541. The reversal of 1672996530 is 356992761.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1672996530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 898531 + ... + 900390.

It is an arithmetic number, because the mean of its divisors is an integer number (129522384).

Almost surely, 2^1672996530 is an apocalyptic number.

1672996530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1672996530 is an abundant number, since it is smaller than the sum of its proper divisors (2471719758).

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

1672996530 is a wasteful number, since it uses less digits than its factorization.

1672996530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798962.

The product of its (nonzero) digits is 612360, while the sum is 48.

The square root of 1672996530 is about 40902.2802542841. The cubic root of 1672996530 is about 1187.1301818678.

The spelling of 1672996530 in words is "one billion, six hundred seventy-two million, nine hundred ninety-six thousand, five hundred thirty".