42745602 has 8 divisors (see below), whose sum is σ = 85491216. Its totient is φ = 14248532.

The previous prime is 42745601. The next prime is 42745603. The reversal of 42745602 is 20654724.

It is an interprime number because it is at equal distance from previous prime (42745601) and next prime (42745603).

It is a sphenic number, since it is the product of 3 distinct primes.

42745602 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 42745602.

It is not an unprimeable number, because it can be changed into a prime (42745601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3562128 + ... + 3562139.

It is an arithmetic number, because the mean of its divisors is an integer number (10686402).

Almost surely, 2^42745602 is an apocalyptic number.

42745602 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42745602 is a wasteful number, since it uses less digits than its factorization.

42745602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7124272.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 42745602 is about 6538.0120831947. The cubic root of 42745602 is about 349.6475417841.

The spelling of 42745602 in words is "forty-two million, seven hundred forty-five thousand, six hundred two".