34377434 has 64 divisors (see below), whose sum is σ = 69092352. Its totient is φ = 12441600.

The previous prime is 34377391. The next prime is 34377463. The reversal of 34377434 is 43477343.

It is a junction number, because it is equal to n+sod(n) for n = 34377394 and 34377403.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126719 + ... + 126989.

It is an arithmetic number, because the mean of its divisors is an integer number (1079568).

Almost surely, 2^34377434 is an apocalyptic number.

34377434 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

34377434 is an abundant number, since it is smaller than the sum of its proper divisors (34714918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34377434 is a wasteful number, since it uses less digits than its factorization.

34377434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351.

The product of its digits is 84672, while the sum is 35.

The square root of 34377434 is about 5863.2272683225. The cubic root of 34377434 is about 325.1555358095.

Subtracting 34377434 from its reverse (43477343), we obtain a palindrome (9099909).

It can be divided in two parts, 343 and 77434, that added together give a palindrome (77777).

The spelling of 34377434 in words is "thirty-four million, three hundred seventy-seven thousand, four hundred thirty-four".