61401466 has 8 divisors (see below), whose sum is σ = 105259680. Its totient is φ = 26314908.

The previous prime is 61401449. The next prime is 61401481. The reversal of 61401466 is 66410416.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2192896 + ... + 2192923.

It is an arithmetic number, because the mean of its divisors is an integer number (13157460).

Almost surely, 2^61401466 is an apocalyptic number.

61401466 is a deficient number, since it is larger than the sum of its proper divisors (43858214).

61401466 is a wasteful number, since it uses less digits than its factorization.

61401466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4385828.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 61401466 is about 7835.9087539353. The cubic root of 61401466 is about 394.5114207031.

The spelling of 61401466 in words is "sixty-one million, four hundred one thousand, four hundred sixty-six".