61485146 has 8 divisors (see below), whose sum is σ = 92554464. Its totient is φ = 30633660.

The previous prime is 61485143. The next prime is 61485161. The reversal of 61485146 is 64158416.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (61485143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53750 + ... + 54881.

It is an arithmetic number, because the mean of its divisors is an integer number (11569308).

Almost surely, 2^61485146 is an apocalyptic number.

61485146 is a deficient number, since it is larger than the sum of its proper divisors (31069318).

61485146 is a wasteful number, since it uses less digits than its factorization.

61485146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108916.

The product of its digits is 23040, while the sum is 35.

The square root of 61485146 is about 7841.2464570373. The cubic root of 61485146 is about 394.6905571973.

The spelling of 61485146 in words is "sixty-one million, four hundred eighty-five thousand, one hundred forty-six".