42894700 has 72 divisors (see below), whose sum is σ = 97743744. Its totient is φ = 16320000.

The previous prime is 42894679. The next prime is 42894713. The reversal of 42894700 is 749824.

42894700 = 360² + 361² + ... + 559².

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 313032 + ... + 313168.

It is an arithmetic number, because the mean of its divisors is an integer number (1357552).

Almost surely, 2^42894700 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 42894700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48871872).

42894700 is an abundant number, since it is smaller than the sum of its proper divisors (54849044).

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

42894700 is a wasteful number, since it uses less digits than its factorization.

42894700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283 (or 276 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 42894700 is about 6549.4045530872. The cubic root of 42894700 is about 350.0535972341.

The spelling of 42894700 in words is "forty-two million, eight hundred ninety-four thousand, seven hundred".