61734494 has 16 divisors (see below), whose sum is σ = 94944960. Its totient is φ = 30096000.

The previous prime is 61734493. The next prime is 61734503. The reversal of 61734494 is 49443716.

It is a super-2 number, since 2×61734494² = 7622295498872072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61734493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10619 + ... + 15369.

It is an arithmetic number, because the mean of its divisors is an integer number (5934060).

Almost surely, 2^61734494 is an apocalyptic number.

61734494 is a deficient number, since it is larger than the sum of its proper divisors (33210466).

61734494 is a wasteful number, since it uses less digits than its factorization.

61734494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4915.

The product of its digits is 72576, while the sum is 38.

The square root of 61734494 is about 7857.1301376520. The cubic root of 61734494 is about 395.2233827005.

The spelling of 61734494 in words is "sixty-one million, seven hundred thirty-four thousand, four hundred ninety-four".