75971954 has 8 divisors (see below), whose sum is σ = 114281820. Its totient is φ = 37878016.

The previous prime is 75971923. The next prime is 75971977. The reversal of 75971954 is 45917957.

It can be written as a sum of positive squares in 2 ways, for example, as 67980025 + 7991929 = 8245^2 + 2827^2 .

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 = 75971899 and 75971908.

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, 53099 + ... + 54510.

Almost surely, 2^75971954 is an apocalyptic number.

75971954 is a deficient number, since it is larger than the sum of its proper divisors (38309866).

75971954 is a wasteful number, since it uses less digits than its factorization.

75971954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107964.

The product of its digits is 396900, while the sum is 47.

The square root of 75971954 is about 8716.1891902368. The cubic root of 75971954 is about 423.5302476692.

The spelling of 75971954 in words is "seventy-five million, nine hundred seventy-one thousand, nine hundred fifty-four".