61404162 has 32 divisors (see below), whose sum is σ = 130576320. Its totient is φ = 19195200.

The previous prime is 61404131. The next prime is 61404173. The reversal of 61404162 is 26140416.

It is a super-2 number, since 2×61404162² = 7540942221844488, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8848 + ... + 14180.

It is an arithmetic number, because the mean of its divisors is an integer number (4080510).

Almost surely, 2^61404162 is an apocalyptic number.

61404162 is an abundant number, since it is smaller than the sum of its proper divisors (69172158).

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

61404162 is a wasteful number, since it uses less digits than its factorization.

61404162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5458.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 61404162 is about 7836.0807805943. The cubic root of 61404162 is about 394.5171946544.

Adding to 61404162 its reverse (26140416), we get a palindrome (87544578).

The spelling of 61404162 in words is "sixty-one million, four hundred four thousand, one hundred sixty-two".