3746339181 has 160 divisors (see below), whose sum is σ = 6783372288. Its totient is φ = 2037934080.

The previous prime is 3746339171. The next prime is 3746339183. The reversal of 3746339181 is 1819336473.

3746339181 is a `hidden beast` number, since 3 + 7 + 4 + 633 + 9 + 1 + 8 + 1 = 666.

It is not a de Polignac number, because 3746339181 - 2⁹ = 3746338669 is a prime.

It is a super-2 number, since 2×3746339181² = 28070114518191501522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3746339183) by changing a digit.

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 159 ways as a sum of consecutive naturals, for example, 23861955 + ... + 23862111.

Almost surely, 2^3746339181 is an apocalyptic number.

3746339181 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3746339181 is a deficient number, since it is larger than the sum of its proper divisors (3037033107).

3746339181 is a wasteful number, since it uses less digits than its factorization.

3746339181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 264 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 3746339181 is about 61207.3458091429. The cubic root of 3746339181 is about 1553.1105321190.

The spelling of 3746339181 in words is "three billion, seven hundred forty-six million, three hundred thirty-nine thousand, one hundred eighty-one".