61976534 has 8 divisors (see below), whose sum is σ = 93301248. Its totient is φ = 30876120.

The previous prime is 61976479. The next prime is 61976569. The reversal of 61976534 is 43567916.

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

It is a junction number, because it is equal to n+sod(n) for n = 61976491 and 61976500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55382 + ... + 56489.

It is an arithmetic number, because the mean of its divisors is an integer number (11662656).

Almost surely, 2^61976534 is an apocalyptic number.

61976534 is a deficient number, since it is larger than the sum of its proper divisors (31324714).

61976534 is a wasteful number, since it uses less digits than its factorization.

61976534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112150.

The product of its digits is 136080, while the sum is 41.

The square root of 61976534 is about 7872.5176405010. The cubic root of 61976534 is about 395.7392213958.

The spelling of 61976534 in words is "sixty-one million, nine hundred seventy-six thousand, five hundred thirty-four".