42734700 has 108 divisors (see below), whose sum is σ = 135543408. Its totient is φ = 11260800.

The previous prime is 42734693. The next prime is 42734717. The reversal of 42734700 is 743724.

42734700 = T₁₇₉ + T₁₈₀ + ... + T₆₃₉.

It is a super-3 number, since 3×42734700³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 92470 + ... + 92930.

Almost surely, 2^42734700 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 42734700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67771704).

42734700 is an abundant number, since it is smaller than the sum of its proper divisors (92808708).

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

42734700 is a wasteful number, since it uses less digits than its factorization.

42734700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584 (or 574 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 42734700 is about 6537.1782903635. The cubic root of 42734700 is about 349.6178141128.

It can be divided in two parts, 42734 and 700, that added together give a palindrome (43434).

The spelling of 42734700 in words is "forty-two million, seven hundred thirty-four thousand, seven hundred".