42697800 has 96 divisors (see below), whose sum is σ = 147088800. Its totient is φ = 11384640.

The previous prime is 42697799. The next prime is 42697813. The reversal of 42697800 is 879624.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 1447 + ... + 9353.

It is an arithmetic number, because the mean of its divisors is an integer number (1532175).

Almost surely, 2^42697800 is an apocalyptic number.

42697800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42697800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73544400).

42697800 is an abundant number, since it is smaller than the sum of its proper divisors (104391000).

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

42697800 is a wasteful number, since it uses less digits than its factorization.

42697800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7932 (or 7917 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 42697800 is about 6534.3553622373. The cubic root of 42697800 is about 349.5171573297.

The spelling of 42697800 in words is "forty-two million, six hundred ninety-seven thousand, eight hundred".