42426154 has 8 divisors (see below), whose sum is σ = 63744228. Its totient is φ = 21178080.

The previous prime is 42426119. The next prime is 42426173. The reversal of 42426154 is 45162424.

It can be written as a sum of positive squares in 2 ways, for example, as 31102929 + 11323225 = 5577^2 + 3365^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×42426154³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15957 + ... + 18424.

Almost surely, 2^42426154 is an apocalyptic number.

42426154 is a deficient number, since it is larger than the sum of its proper divisors (21318074).

42426154 is a wasteful number, since it uses less digits than its factorization.

42426154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35000.

The product of its digits is 7680, while the sum is 28.

The square root of 42426154 is about 6513.5362131487. The cubic root of 42426154 is about 348.7743633926.

Adding to 42426154 its reverse (45162424), we get a palindrome (87588578).

The spelling of 42426154 in words is "forty-two million, four hundred twenty-six thousand, one hundred fifty-four".