61243022 has 4 divisors (see below), whose sum is σ = 91864536. Its totient is φ = 30621510.

The previous prime is 61242977. The next prime is 61243057. The reversal of 61243022 is 22034216.

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

It is a junction number, because it is equal to n+sod(n) for n = 61242985 and 61243003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15310754 + ... + 15310757.

It is an arithmetic number, because the mean of its divisors is an integer number (22966134).

Almost surely, 2^61243022 is an apocalyptic number.

61243022 is a deficient number, since it is larger than the sum of its proper divisors (30621514).

61243022 is a wasteful number, since it uses less digits than its factorization.

61243022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30621513.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 61243022 is about 7825.7921004841. The cubic root of 61243022 is about 394.1717881435.

Adding to 61243022 its reverse (22034216), we get a palindrome (83277238).

It can be divided in two parts, 612 and 43022, that added together give a palindrome (43634).

The spelling of 61243022 in words is "sixty-one million, two hundred forty-three thousand, twenty-two".