61563342 has 16 divisors (see below), whose sum is σ = 123265152. Its totient is φ = 20498040.

The previous prime is 61563331. The next prime is 61563343. The reversal of 61563342 is 24336516.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61563343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543 + ... + 11109.

It is an arithmetic number, because the mean of its divisors is an integer number (7704072).

Almost surely, 2^61563342 is an apocalyptic number.

61563342 is an abundant number, since it is smaller than the sum of its proper divisors (61701810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61563342 is a wasteful number, since it uses less digits than its factorization.

61563342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11543.

The product of its digits is 12960, while the sum is 30.

The square root of 61563342 is about 7846.2310697557. The cubic root of 61563342 is about 394.8578070684.

Adding to 61563342 its reverse (24336516), we get a palindrome (85899858).

The spelling of 61563342 in words is "sixty-one million, five hundred sixty-three thousand, three hundred forty-two".