1672865535 has 48 divisors (see below), whose sum is σ = 3115149408. Its totient is φ = 763361280.

The previous prime is 1672865503. The next prime is 1672865543. The reversal of 1672865535 is 5355682761.

It is not a de Polignac number, because 1672865535 - 2⁵ = 1672865503 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3747 + ... + 57963.

It is an arithmetic number, because the mean of its divisors is an integer number (64898946).

Almost surely, 2^1672865535 is an apocalyptic number.

1672865535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1672865535 is a deficient number, since it is larger than the sum of its proper divisors (1442283873).

1672865535 is a wasteful number, since it uses less digits than its factorization.

1672865535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54264 (or 54253 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 48.

The square root of 1672865535 is about 40900.6789063458. The cubic root of 1672865535 is about 1187.0991971100.

The spelling of 1672865535 in words is "one billion, six hundred seventy-two million, eight hundred sixty-five thousand, five hundred thirty-five".