34742390 has 16 divisors (see below), whose sum is σ = 66215232. Its totient is φ = 13079424.

The previous prime is 34742387. The next prime is 34742437. The reversal of 34742390 is 9324743.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102014 + ... + 102353.

It is an arithmetic number, because the mean of its divisors is an integer number (4138452).

Almost surely, 2^34742390 is an apocalyptic number.

34742390 is a deficient number, since it is larger than the sum of its proper divisors (31472842).

34742390 is a wasteful number, since it uses less digits than its factorization.

34742390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204391.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 34742390 is about 5894.2675541580. The cubic root of 34742390 is about 326.3021212167.

The spelling of 34742390 in words is "thirty-four million, seven hundred forty-two thousand, three hundred ninety".