438475734 has 16 divisors (see below), whose sum is σ = 974390640. Its totient is φ = 146158560.

The previous prime is 438475729. The next prime is 438475759. The reversal of 438475734 is 437574834.

438475734 is a `hidden beast` number, since 4 + 38 + 47 + 573 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 438475734.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4059907 + ... + 4060014.

It is an arithmetic number, because the mean of its divisors is an integer number (60899415).

Almost surely, 2^438475734 is an apocalyptic number.

438475734 is an abundant number, since it is smaller than the sum of its proper divisors (535914906).

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

438475734 is a wasteful number, since it uses less digits than its factorization.

438475734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8119932 (or 8119926 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 45.

The square root of 438475734 is about 20939.8121768081. The cubic root of 438475734 is about 759.7111864276.

The spelling of 438475734 in words is "four hundred thirty-eight million, four hundred seventy-five thousand, seven hundred thirty-four".