220369734 has 40 divisors (see below), whose sum is σ = 531780480. Its totient is φ = 67805424.

The previous prime is 220369727. The next prime is 220369763. The reversal of 220369734 is 437963022.

It is a happy number.

220369734 is a `hidden beast` number, since 220 + 369 + 73 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 50214 + ... + 54425.

It is an arithmetic number, because the mean of its divisors is an integer number (13294512).

Almost surely, 2^220369734 is an apocalyptic number.

220369734 is an abundant number, since it is smaller than the sum of its proper divisors (311410746).

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

220369734 is a wasteful number, since it uses less digits than its factorization.

220369734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104666 (or 104657 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 220369734 is about 14844.8554725198. The cubic root of 220369734 is about 604.0190683716.

The spelling of 220369734 in words is "two hundred twenty million, three hundred sixty-nine thousand, seven hundred thirty-four".