2072609458 has 4 divisors (see below), whose sum is σ = 3108914190. Its totient is φ = 1036304728.

The previous prime is 2072609449. The next prime is 2072609489. The reversal of 2072609458 is 8549062702.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1969850689 + 102758769 = 44383^2 + 10137^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 518152363 + ... + 518152366.

Almost surely, 2^2072609458 is an apocalyptic number.

2072609458 is a deficient number, since it is larger than the sum of its proper divisors (1036304732).

2072609458 is a wasteful number, since it uses less digits than its factorization.

2072609458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036304731.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 2072609458 is about 45525.9207265487. The cubic root of 2072609458 is about 1274.9872013069.

The spelling of 2072609458 in words is "two billion, seventy-two million, six hundred nine thousand, four hundred fifty-eight".