34377644 has 24 divisors (see below), whose sum is σ = 71127840. Its totient is φ = 14224896.

The previous prime is 34377643. The next prime is 34377647. The reversal of 34377644 is 44677343.

It is a junction number, because it is equal to n+sod(n) for n = 34377598 and 34377607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34377643) 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, 20357 + ... + 21980.

It is an arithmetic number, because the mean of its divisors is an integer number (2963660).

Almost surely, 2^34377644 is an apocalyptic number.

It is an amenable number.

34377644 is an abundant number, since it is smaller than the sum of its proper divisors (36750196).

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

34377644 is a wasteful number, since it uses less digits than its factorization.

34377644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42377 (or 42375 counting only the distinct ones).

The product of its digits is 169344, while the sum is 38.

The square root of 34377644 is about 5863.2451765213. The cubic root of 34377644 is about 325.1561978962.

The spelling of 34377644 in words is "thirty-four million, three hundred seventy-seven thousand, six hundred forty-four".