42154735 has 8 divisors (see below), whose sum is σ = 57812256. Its totient is φ = 28906080.

The previous prime is 42154727. The next prime is 42154751. The reversal of 42154735 is 53745124.

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

It is not a de Polignac number, because 42154735 - 2³ = 42154727 is a prime.

It is a super-3 number, since 3×42154735³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42154697 and 42154706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602176 + ... + 602245.

It is an arithmetic number, because the mean of its divisors is an integer number (7226532).

Almost surely, 2^42154735 is an apocalyptic number.

42154735 is a deficient number, since it is larger than the sum of its proper divisors (15657521).

42154735 is a wasteful number, since it uses less digits than its factorization.

42154735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204433.

The product of its digits is 16800, while the sum is 31.

The square root of 42154735 is about 6492.6677875893. The cubic root of 42154735 is about 348.0290167155.

Adding to 42154735 its reverse (53745124), we get a palindrome (95899859).

The spelling of 42154735 in words is "forty-two million, one hundred fifty-four thousand, seven hundred thirty-five".