42700992 has 56 divisors (see below), whose sum is σ = 116890800. Its totient is φ = 13741056.

The previous prime is 42700969. The next prime is 42700993. The reversal of 42700992 is 29900724.

It is not an unprimeable number, because it can be changed into a prime (42700993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1734 + ... + 9402.

Almost surely, 2^42700992 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 42700992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58445400).

42700992 is an abundant number, since it is smaller than the sum of its proper divisors (74189808).

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

42700992 is a wasteful number, since it uses less digits than its factorization.

42700992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7713 (or 7703 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 42700992 is about 6534.5996051786. The cubic root of 42700992 is about 349.5258668414.

The spelling of 42700992 in words is "forty-two million, seven hundred thousand, nine hundred ninety-two".