61545162 has 16 divisors (see below), whose sum is σ = 140674752. Its totient is φ = 17584320.

The previous prime is 61545139. The next prime is 61545167. The reversal of 61545162 is 26154516.

It is not an unprimeable number, because it can be changed into a prime (61545167) 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, 732639 + ... + 732722.

It is an arithmetic number, because the mean of its divisors is an integer number (8792172).

Almost surely, 2^61545162 is an apocalyptic number.

61545162 is an abundant number, since it is smaller than the sum of its proper divisors (79129590).

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

61545162 is a wasteful number, since it uses less digits than its factorization.

61545162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465373.

The product of its digits is 7200, while the sum is 30.

The square root of 61545162 is about 7845.0724662045. The cubic root of 61545162 is about 394.8189353339.

Adding to 61545162 its reverse (26154516), we get a palindrome (87699678).

The spelling of 61545162 in words is "sixty-one million, five hundred forty-five thousand, one hundred sixty-two".