34420750 has 128 divisors (see below), whose sum is σ = 84913920. Its totient is φ = 10137600.

The previous prime is 34420739. The next prime is 34420751. The reversal of 34420750 is 5702443.

34420750 = T₂₄₀ + T₂₄₁ + ... + T₆₀₃.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34420751) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 386706 + ... + 386794.

It is an arithmetic number, because the mean of its divisors is an integer number (663390).

Almost surely, 2^34420750 is an apocalyptic number.

34420750 is an abundant number, since it is smaller than the sum of its proper divisors (50493170).

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

34420750 is a wasteful number, since it uses less digits than its factorization.

34420750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 34420750 is about 5866.9199755920. The cubic root of 34420750 is about 325.2920451817.

The spelling of 34420750 in words is "thirty-four million, four hundred twenty thousand, seven hundred fifty".