61897162 has 8 divisors (see below), whose sum is σ = 92973600. Its totient is φ = 30905964.

The previous prime is 61897141. The next prime is 61897181. The reversal of 61897162 is 26179816.

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, 19462 + ... + 22417.

It is an arithmetic number, because the mean of its divisors is an integer number (11621700).

Almost surely, 2^61897162 is an apocalyptic number.

61897162 is a deficient number, since it is larger than the sum of its proper divisors (31076438).

61897162 is a wasteful number, since it uses less digits than its factorization.

61897162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42620.

The product of its digits is 36288, while the sum is 40.

The square root of 61897162 is about 7867.4749443516. The cubic root of 61897162 is about 395.5702110196.

The spelling of 61897162 in words is "sixty-one million, eight hundred ninety-seven thousand, one hundred sixty-two".