34287649 has 6 divisors (see below), whose sum is σ = 37688210. Its totient is φ = 31170480.

The previous prime is 34287637. The next prime is 34287677. The reversal of 34287649 is 94678243.

It can be written as a sum of positive squares in only one way, i.e., 33350625 + 937024 = 5775^2 + 968^2 .

It is not a de Polignac number, because 34287649 - 2⁹ = 34287137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34287679) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141564 + ... + 141805.

Almost surely, 2^34287649 is an apocalyptic number.

It is an amenable number.

34287649 is a deficient number, since it is larger than the sum of its proper divisors (3400561).

34287649 is a wasteful number, since it uses less digits than its factorization.

34287649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283391 (or 283380 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The square root of 34287649 is about 5855.5656430442. The cubic root of 34287649 is about 324.8722148521.

The spelling of 34287649 in words is "thirty-four million, two hundred eighty-seven thousand, six hundred forty-nine".