42467739 has 8 divisors (see below), whose sum is σ = 56686080. Its totient is φ = 28280616.

The previous prime is 42467731. The next prime is 42467753. The reversal of 42467739 is 93776424.

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

It is not a de Polignac number, because 42467739 - 2³ = 42467731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42467739.

It is not an unprimeable number, because it can be changed into a prime (42467731) 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, 4419 + ... + 10220.

It is an arithmetic number, because the mean of its divisors is an integer number (7085760).

Almost surely, 2^42467739 is an apocalyptic number.

42467739 is a deficient number, since it is larger than the sum of its proper divisors (14218341).

42467739 is a wasteful number, since it uses less digits than its factorization.

42467739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15609.

The product of its digits is 254016, while the sum is 42.

The square root of 42467739 is about 6516.7276297234. The cubic root of 42467739 is about 348.8882793334. Note that the first 3 decimals are identical.

The spelling of 42467739 in words is "forty-two million, four hundred sixty-seven thousand, seven hundred thirty-nine".