34451642 has 4 divisors (see below), whose sum is σ = 51677466. Its totient is φ = 17225820.

The previous prime is 34451591. The next prime is 34451653. The reversal of 34451642 is 24615443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24615443 = 809 ⋅30427.

It can be written as a sum of positive squares in only one way, i.e., 20620681 + 13830961 = 4541^2 + 3719^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8612909 + ... + 8612912.

Almost surely, 2^34451642 is an apocalyptic number.

34451642 is a deficient number, since it is larger than the sum of its proper divisors (17225824).

34451642 is a wasteful number, since it uses less digits than its factorization.

34451642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17225823.

The product of its digits is 11520, while the sum is 29.

The square root of 34451642 is about 5869.5521123847. The cubic root of 34451642 is about 325.3893306575.

The spelling of 34451642 in words is "thirty-four million, four hundred fifty-one thousand, six hundred forty-two".