61551962 has 8 divisors (see below), whose sum is σ = 93706176. Its totient is φ = 30316572.

The previous prime is 61551961. The next prime is 61551967. The reversal of 61551962 is 26915516.

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

It is not an unprimeable number, because it can be changed into a prime (61551961) 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, 229538 + ... + 229805.

It is an arithmetic number, because the mean of its divisors is an integer number (11713272).

Almost surely, 2^61551962 is an apocalyptic number.

61551962 is a deficient number, since it is larger than the sum of its proper divisors (32154214).

61551962 is a wasteful number, since it uses less digits than its factorization.

61551962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459412.

The product of its digits is 16200, while the sum is 35.

The square root of 61551962 is about 7845.5058472988. The cubic root of 61551962 is about 394.8334757126.

The spelling of 61551962 in words is "sixty-one million, five hundred fifty-one thousand, nine hundred sixty-two".