42074553 has 4 divisors (see below), whose sum is σ = 56099408. Its totient is φ = 28049700.

The previous prime is 42074551. The next prime is 42074561. The reversal of 42074553 is 35547024.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 42074553 - 2¹ = 42074551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42074553.

It is not an unprimeable number, because it can be changed into a prime (42074551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7012423 + ... + 7012428.

It is an arithmetic number, because the mean of its divisors is an integer number (14024852).

Almost surely, 2^42074553 is an apocalyptic number.

It is an amenable number.

42074553 is a deficient number, since it is larger than the sum of its proper divisors (14024855).

42074553 is a wasteful number, since it uses less digits than its factorization.

42074553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14024854.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 42074553 is about 6486.4900369923. The cubic root of 42074553 is about 347.8082160997.

The spelling of 42074553 in words is "forty-two million, seventy-four thousand, five hundred fifty-three".