3742505 has 24 divisors (see below), whose sum is σ = 5024448. Its totient is φ = 2673216.

The previous prime is 3742493. The next prime is 3742523. The reversal of 3742505 is 5052473.

3742505 = T₁₇₂ + T₁₇₃ + ... + T₃₀₁.

3742505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3742505 - 2¹² = 3738409 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36284 + ... + 36386.

It is an arithmetic number, because the mean of its divisors is an integer number (209352).

Almost surely, 2^3742505 is an apocalyptic number.

It is an amenable number.

3742505 is a deficient number, since it is larger than the sum of its proper divisors (1281943).

3742505 is a wasteful number, since it uses less digits than its factorization.

3742505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 3742505 is about 1934.5555045023. Note that the first 4 decimals coincide. The cubic root of 3742505 is about 155.2580508962.

Adding to 3742505 its reverse (5052473), we get a palindrome (8794978).

The spelling of 3742505 in words is "three million, seven hundred forty-two thousand, five hundred five".