61824423 has 16 divisors (see below), whose sum is σ = 87638400. Its totient is φ = 38656800.

The previous prime is 61824419. The next prime is 61824431. The reversal of 61824423 is 32442816.

It is not a de Polignac number, because 61824423 - 2² = 61824419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61824923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 388 + ... + 11126.

It is an arithmetic number, because the mean of its divisors is an integer number (5477400).

Almost surely, 2^61824423 is an apocalyptic number.

61824423 is a deficient number, since it is larger than the sum of its proper divisors (25813977).

61824423 is a wasteful number, since it uses less digits than its factorization.

61824423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10862.

The product of its digits is 9216, while the sum is 30.

The square root of 61824423 is about 7862.8508188824. The cubic root of 61824423 is about 395.4151976656.

The spelling of 61824423 in words is "sixty-one million, eight hundred twenty-four thousand, four hundred twenty-three".