34307642 has 16 divisors (see below), whose sum is σ = 52649352. Its totient is φ = 16760640.

The previous prime is 34307633. The next prime is 34307657. The reversal of 34307642 is 24670343.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 26122321 + 8185321 = 5111^2 + 2861^2 .

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, 33092 + ... + 34112.

Almost surely, 2^34307642 is an apocalyptic number.

34307642 is a deficient number, since it is larger than the sum of its proper divisors (18341710).

34307642 is a wasteful number, since it uses less digits than its factorization.

34307642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 34307642 is about 5857.2725734765. The cubic root of 34307642 is about 324.9353465079.

Adding to 34307642 its reverse (24670343), we get a palindrome (58977985).

The spelling of 34307642 in words is "thirty-four million, three hundred seven thousand, six hundred forty-two".