42124354 has 4 divisors (see below), whose sum is σ = 63186534. Its totient is φ = 21062176.

The previous prime is 42124333. The next prime is 42124403. The reversal of 42124354 is 45342124.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 28998225 + 13126129 = 5385^2 + 3623^2 .

It is a super-2 number, since 2×42124354² = 3548922399834632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10531087 + ... + 10531090.

Almost surely, 2^42124354 is an apocalyptic number.

42124354 is a deficient number, since it is larger than the sum of its proper divisors (21062180).

42124354 is a wasteful number, since it uses less digits than its factorization.

42124354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21062179.

The product of its digits is 3840, while the sum is 25.

The square root of 42124354 is about 6490.3277267023. The cubic root of 42124354 is about 347.9453882241.

Adding to 42124354 its reverse (45342124), we get a palindrome (87466478).

The spelling of 42124354 in words is "forty-two million, one hundred twenty-four thousand, three hundred fifty-four".