45961618 has 8 divisors (see below), whose sum is σ = 68972940. Its totient is φ = 22970640.

The previous prime is 45961579. The next prime is 45961633. The reversal of 45961618 is 81616954.

45961618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 42601729 + 3359889 = 6527^2 + 1833^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45961618² = 4224940658355848, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3388 + ... + 10168.

Almost surely, 2^45961618 is an apocalyptic number.

45961618 is a deficient number, since it is larger than the sum of its proper divisors (23011322).

45961618 is a wasteful number, since it uses less digits than its factorization.

45961618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10172.

The product of its digits is 51840, while the sum is 40.

The square root of 45961618 is about 6779.4998340586. The cubic root of 45961618 is about 358.2051039053.

The spelling of 45961618 in words is "forty-five million, nine hundred sixty-one thousand, six hundred eighteen".