3735721675 has 12 divisors (see below), whose sum is σ = 5294051536. Its totient is φ = 2561637600.

The previous prime is 3735721667. The next prime is 3735721699. The reversal of 3735721675 is 5761275373.

It is not a de Polignac number, because 3735721675 - 2³ = 3735721667 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 10673316 + ... + 10673665.

Almost surely, 2^3735721675 is an apocalyptic number.

3735721675 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3735721675 is a deficient number, since it is larger than the sum of its proper divisors (1558329861).

3735721675 is a wasteful number, since it uses less digits than its factorization.

3735721675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21346998 (or 21346993 counting only the distinct ones).

The product of its digits is 926100, while the sum is 46.

The square root of 3735721675 is about 61120.5503492892. The cubic root of 3735721675 is about 1551.6419194784.

It can be divided in two parts, 3735 and 721675, that added together give a triangular number (725410 = T₁₂₀₄).

The spelling of 3735721675 in words is "three billion, seven hundred thirty-five million, seven hundred twenty-one thousand, six hundred seventy-five".