61791674 has 32 divisors (see below), whose sum is σ = 109904256. Its totient is φ = 25505280.

The previous prime is 61791673. The next prime is 61791679. The reversal of 61791674 is 47619716.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (61791671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46994 + ... + 48290.

It is an arithmetic number, because the mean of its divisors is an integer number (3434508).

Almost surely, 2^61791674 is an apocalyptic number.

61791674 is a deficient number, since it is larger than the sum of its proper divisors (48112582).

61791674 is a wasteful number, since it uses less digits than its factorization.

61791674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430.

The product of its digits is 63504, while the sum is 41.

The square root of 61791674 is about 7860.7680286344. The cubic root of 61791674 is about 395.3453669049.

The spelling of 61791674 in words is "sixty-one million, seven hundred ninety-one thousand, six hundred seventy-four".