61434406 has 8 divisors (see below), whose sum is σ = 100529064. Its totient is φ = 27924720.

The previous prime is 61434389. The next prime is 61434407. The reversal of 61434406 is 60443416.

It is a happy number.

61434406 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (61434407) 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, 1396215 + ... + 1396258.

It is an arithmetic number, because the mean of its divisors is an integer number (12566133).

Almost surely, 2^61434406 is an apocalyptic number.

61434406 is a deficient number, since it is larger than the sum of its proper divisors (39094658).

61434406 is a wasteful number, since it uses less digits than its factorization.

61434406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2792486.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 61434406 is about 7838.0103342621. The cubic root of 61434406 is about 394.5819558433.

The spelling of 61434406 in words is "sixty-one million, four hundred thirty-four thousand, four hundred six".