2261017562 has 4 divisors (see below), whose sum is σ = 3391526346. Its totient is φ = 1130508780.

The previous prime is 2261017547. The next prime is 2261017573. The reversal of 2261017562 is 2657101622.

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., 1650878161 + 610139401 = 40631^2 + 24701^2 .

It is a super-2 number, since 2×2261017562² = 10224400831344847688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565254389 + ... + 565254392.

Almost surely, 2^2261017562 is an apocalyptic number.

2261017562 is a deficient number, since it is larger than the sum of its proper divisors (1130508784).

2261017562 is a wasteful number, since it uses less digits than its factorization.

2261017562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130508783.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 2261017562 is about 47550.1583803882. The cubic root of 2261017562 is about 1312.5060437152.

The spelling of 2261017562 in words is "two billion, two hundred sixty-one million, seventeen thousand, five hundred sixty-two".