42474712 has 64 divisors (see below), whose sum is σ = 96307200. Its totient is φ = 17176320.

The previous prime is 42474673. The next prime is 42474713. The reversal of 42474712 is 21747424.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42474713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74364 + ... + 74932.

It is an arithmetic number, because the mean of its divisors is an integer number (1504800).

Almost surely, 2^42474712 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 42474712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48153600).

42474712 is an abundant number, since it is smaller than the sum of its proper divisors (53832488).

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

42474712 is a wasteful number, since it uses less digits than its factorization.

42474712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656 (or 652 counting only the distinct ones).

The product of its digits is 12544, while the sum is 31.

The square root of 42474712 is about 6517.2626155465. The cubic root of 42474712 is about 348.9073735516.

The spelling of 42474712 in words is "forty-two million, four hundred seventy-four thousand, seven hundred twelve".