42077005 has 32 divisors (see below), whose sum is σ = 55148544. Its totient is φ = 30735936.

The previous prime is 42077003. The next prime is 42077027. The reversal of 42077005 is 50077024.

It is a cyclic number.

It is not a de Polignac number, because 42077005 - 2¹ = 42077003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42077003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331252 + ... + 331378.

It is an arithmetic number, because the mean of its divisors is an integer number (1723392).

Almost surely, 2^42077005 is an apocalyptic number.

It is an amenable number.

42077005 is a deficient number, since it is larger than the sum of its proper divisors (13071539).

42077005 is a wasteful number, since it uses less digits than its factorization.

42077005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265.

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 42077005 is about 6486.6790424685. The cubic root of 42077005 is about 347.8149724336.

The spelling of 42077005 in words is "forty-two million, seventy-seven thousand, five".