61424534 has 8 divisors (see below), whose sum is σ = 92600400. Its totient is φ = 30557736.

The previous prime is 61424533. The next prime is 61424543. The reversal of 61424534 is 43542416.

61424534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 61424497 and 61424506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61424533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76769 + ... + 77564.

It is an arithmetic number, because the mean of its divisors is an integer number (11575050).

Almost surely, 2^61424534 is an apocalyptic number.

61424534 is a deficient number, since it is larger than the sum of its proper divisors (31175866).

61424534 is a wasteful number, since it uses less digits than its factorization.

61424534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154534.

The product of its digits is 11520, while the sum is 29.

The square root of 61424534 is about 7837.3805573036. The cubic root of 61424534 is about 394.5608193609.

The spelling of 61424534 in words is "sixty-one million, four hundred twenty-four thousand, five hundred thirty-four".