61674442 has 8 divisors (see below), whose sum is σ = 92841732. Its totient is φ = 30727200.

The previous prime is 61674433. The next prime is 61674461. The reversal of 61674442 is 24447616.

It can be written as a sum of positive squares in 2 ways, for example, as 52548001 + 9126441 = 7249^2 + 3021^2 .

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

It is a super-2 number, since 2×61674442² = 7607473592022728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61674398 and 61674407.

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, 54309 + ... + 55432.

Almost surely, 2^61674442 is an apocalyptic number.

61674442 is a deficient number, since it is larger than the sum of its proper divisors (31167290).

61674442 is a wasteful number, since it uses less digits than its factorization.

61674442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110024.

The product of its digits is 32256, while the sum is 34.

The square root of 61674442 is about 7853.3077107675. The cubic root of 61674442 is about 395.0951904323.

It can be divided in two parts, 6167 and 4442, that added together give a square (10609 = 103²).

The spelling of 61674442 in words is "sixty-one million, six hundred seventy-four thousand, four hundred forty-two".