42301340 has 48 divisors (see below), whose sum is σ = 92292480. Its totient is φ = 16273920.

The previous prime is 42301339. The next prime is 42301349. The reversal of 42301340 is 4310324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42301349) 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, 64454 + ... + 65106.

It is an arithmetic number, because the mean of its divisors is an integer number (1922760).

Almost surely, 2^42301340 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 42301340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46146240).

42301340 is an abundant number, since it is smaller than the sum of its proper divisors (49991140).

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

42301340 is a wasteful number, since it uses less digits than its factorization.

42301340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782 (or 780 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 42301340 is about 6503.9480317727. The cubic root of 42301340 is about 348.4320063147.

Adding to 42301340 its reverse (4310324), we get a palindrome (46611664).

The spelling of 42301340 in words is "forty-two million, three hundred one thousand, three hundred forty".