34139546 has 16 divisors (see below), whose sum is σ = 58626240. Its totient is φ = 14605920.

The previous prime is 34139543. The next prime is 34139591. The reversal of 34139546 is 64593143.

It is a happy number.

It is a super-2 number, since 2×34139546² = 2331017202172232, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (34139543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7910 + ... + 11438.

It is an arithmetic number, because the mean of its divisors is an integer number (3664140).

Almost surely, 2^34139546 is an apocalyptic number.

34139546 is a deficient number, since it is larger than the sum of its proper divisors (24486694).

34139546 is a wasteful number, since it uses less digits than its factorization.

34139546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4229.

The product of its digits is 38880, while the sum is 35.

The square root of 34139546 is about 5842.9056127923. The cubic root of 34139546 is about 324.4037858063.

The spelling of 34139546 in words is "thirty-four million, one hundred thirty-nine thousand, five hundred forty-six".