34450000 has 120 divisors (see below), whose sum is σ = 91541016. Its totient is φ = 12480000.

The previous prime is 34449979. The next prime is 34450019. The reversal of 34450000 is 5443.

It can be written as a sum of positive squares in 12 ways, for example, as 34386496 + 63504 = 5864^2 + 252^2 .

It is a sliding number, since 34450000 = 3200000 + 31250000 and 1/3200000 + 1/31250000 = 0.00000034450000.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 649974 + ... + 650026.

Almost surely, 2^34450000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34450000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45770508).

34450000 is an abundant number, since it is smaller than the sum of its proper divisors (57091016).

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

34450000 is an equidigital number, since it uses as much as digits as its factorization.

34450000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 34450000 is about 5869.4122363317. The cubic root of 34450000 is about 325.3841611141.

Adding to 34450000 its reverse (5443), we get a palindrome (34455443).

The spelling of 34450000 in words is "thirty-four million, four hundred fifty thousand".