34661138 has 18 divisors (see below), whose sum is σ = 54652437. Its totient is φ = 16485480.

The previous prime is 34661129. The next prime is 34661141. The reversal of 34661138 is 83116643.

It can be written as a sum of positive squares in 2 ways, for example, as 20948929 + 13712209 = 4577^2 + 3703^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=4163.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 191408 + ... + 191588.

Almost surely, 2^34661138 is an apocalyptic number.

34661138 is a deficient number, since it is larger than the sum of its proper divisors (19991299).

34661138 is an equidigital number, since it uses as much as digits as its factorization.

34661138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 206 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 34661138 is about 5887.3710601592. The cubic root of 34661138 is about 326.0475484862.

Multiplying 34661138 by its sum of digits (32), we get a square (1109156416 = 33304²).

Multiplying 34661138 by its product of digits (10368), we get a square (359366678784 = 599472²).

The spelling of 34661138 in words is "thirty-four million, six hundred sixty-one thousand, one hundred thirty-eight".