61423546 has 8 divisors (see below), whose sum is σ = 92183220. Its totient is φ = 30695808.

The previous prime is 61423541. The next prime is 61423573. The reversal of 61423546 is 64532416.

It can be written as a sum of positive squares in 2 ways, for example, as 60918025 + 505521 = 7805^2 + 711^2 .

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

It is not an unprimeable number, because it can be changed into a prime (61423541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2391 + ... + 11338.

Almost surely, 2^61423546 is an apocalyptic number.

61423546 is a deficient number, since it is larger than the sum of its proper divisors (30759674).

61423546 is a wasteful number, since it uses less digits than its factorization.

61423546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15968.

The product of its digits is 17280, while the sum is 31.

The square root of 61423546 is about 7837.3175257865. The cubic root of 61423546 is about 394.5587038751.

The spelling of 61423546 in words is "sixty-one million, four hundred twenty-three thousand, five hundred forty-six".