42765454 has 8 divisors (see below), whose sum is σ = 64292400. Its totient is φ = 21334656.

The previous prime is 42765433. The next prime is 42765467. The reversal of 42765454 is 45456724.

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

It is a super-2 number, since 2×42765454² = 3657768111652232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22914 + ... + 24709.

It is an arithmetic number, because the mean of its divisors is an integer number (8036550).

Almost surely, 2^42765454 is an apocalyptic number.

42765454 is a deficient number, since it is larger than the sum of its proper divisors (21526946).

42765454 is a wasteful number, since it uses less digits than its factorization.

42765454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48074.

The product of its digits is 134400, while the sum is 37.

The square root of 42765454 is about 6539.5301054434. The cubic root of 42765454 is about 349.7016614159.

It can be divided in two parts, 4276 and 5454, that added together give a triangular number (9730 = T₁₃₉).

The spelling of 42765454 in words is "forty-two million, seven hundred sixty-five thousand, four hundred fifty-four".