34563780 has 48 divisors (see below), whose sum is σ = 107533440. Its totient is φ = 9216864.

The previous prime is 34563757. The next prime is 34563797. The reversal of 34563780 is 8736543.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31464 + ... + 32543.

It is an arithmetic number, because the mean of its divisors is an integer number (2240280).

Almost surely, 2^34563780 is an apocalyptic number.

34563780 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34563780 is an abundant number, since it is smaller than the sum of its proper divisors (72969660).

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

34563780 is a wasteful number, since it uses less digits than its factorization.

34563780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64025 (or 64017 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 34563780 is about 5879.0968694180. The cubic root of 34563780 is about 325.7419891355.

The spelling of 34563780 in words is "thirty-four million, five hundred sixty-three thousand, seven hundred eighty".