42741770 has 8 divisors (see below), whose sum is σ = 76935204. Its totient is φ = 17096704.

The previous prime is 42741761. The next prime is 42741781. The reversal of 42741770 is 7714724.

It can be written as a sum of positive squares in 2 ways, for example, as 41822089 + 919681 = 6467^2 + 959^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2137079 + ... + 2137098.

Almost surely, 2^42741770 is an apocalyptic number.

42741770 is a deficient number, since it is larger than the sum of its proper divisors (34193434).

42741770 is a wasteful number, since it uses less digits than its factorization.

42741770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4274184.

The product of its (nonzero) digits is 10976, while the sum is 32.

The square root of 42741770 is about 6537.7190211877. The cubic root of 42741770 is about 349.6370932283.

The spelling of 42741770 in words is "forty-two million, seven hundred forty-one thousand, seven hundred seventy".