42077342 has 4 divisors (see below), whose sum is σ = 63116016. Its totient is φ = 21038670.

The previous prime is 42077341. The next prime is 42077353. The reversal of 42077342 is 24377024.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42077341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10519334 + ... + 10519337.

It is an arithmetic number, because the mean of its divisors is an integer number (15779004).

Almost surely, 2^42077342 is an apocalyptic number.

42077342 is a deficient number, since it is larger than the sum of its proper divisors (21038674).

42077342 is a wasteful number, since it uses less digits than its factorization.

42077342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21038673.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 42077342 is about 6486.7050187287. The cubic root of 42077342 is about 347.8159009956.

The spelling of 42077342 in words is "forty-two million, seventy-seven thousand, three hundred forty-two".