61362618 has 16 divisors (see below), whose sum is σ = 124279680. Its totient is φ = 20195136.

The previous prime is 61362617. The next prime is 61362619. The reversal of 61362618 is 81626316.

61362618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (61362617) and next prime (61362619).

It is not an unprimeable number, because it can be changed into a prime (61362617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64255 + ... + 65202.

It is an arithmetic number, because the mean of its divisors is an integer number (7767480).

Almost surely, 2^61362618 is an apocalyptic number.

61362618 is an abundant number, since it is smaller than the sum of its proper divisors (62917062).

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

61362618 is a wasteful number, since it uses less digits than its factorization.

61362618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129541.

The product of its digits is 10368, while the sum is 33.

The square root of 61362618 is about 7833.4295171400. The cubic root of 61362618 is about 394.4282022069.

The spelling of 61362618 in words is "sixty-one million, three hundred sixty-two thousand, six hundred eighteen".