42134516 has 6 divisors (see below), whose sum is σ = 73735410. Its totient is φ = 21067256.

The previous prime is 42134509. The next prime is 42134563. The reversal of 42134516 is 61543124.

It can be written as a sum of positive squares in only one way, i.e., 33408400 + 8726116 = 5780^2 + 2954^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5266811 + ... + 5266818.

It is an arithmetic number, because the mean of its divisors is an integer number (12289235).

Almost surely, 2^42134516 is an apocalyptic number.

It is an amenable number.

42134516 is a deficient number, since it is larger than the sum of its proper divisors (31600894).

42134516 is a wasteful number, since it uses less digits than its factorization.

42134516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10533633 (or 10533631 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 42134516 is about 6491.1105367264. The cubic root of 42134516 is about 347.9733652051.

The spelling of 42134516 in words is "forty-two million, one hundred thirty-four thousand, five hundred sixteen".