42033154 has 4 divisors (see below), whose sum is σ = 63049734. Its totient is φ = 21016576.

The previous prime is 42033143. The next prime is 42033161. The reversal of 42033154 is 45133024.

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., 40030929 + 2002225 = 6327^2 + 1415^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10508287 + ... + 10508290.

Almost surely, 2^42033154 is an apocalyptic number.

42033154 is a deficient number, since it is larger than the sum of its proper divisors (21016580).

42033154 is a wasteful number, since it uses less digits than its factorization.

42033154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21016579.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 42033154 is about 6483.2980804526. The cubic root of 42033154 is about 347.6941040734.

Adding to 42033154 its reverse (45133024), we get a palindrome (87166178).

The spelling of 42033154 in words is "forty-two million, thirty-three thousand, one hundred fifty-four".