61464542 has 8 divisors (see below), whose sum is σ = 93013056. Its totient is φ = 30460192.

The previous prime is 61464541. The next prime is 61464569. The reversal of 61464542 is 24546416.

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

It is a junction number, because it is equal to n+sod(n) for n = 61464499 and 61464508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61464541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135758 + ... + 136209.

It is an arithmetic number, because the mean of its divisors is an integer number (11626632).

Almost surely, 2^61464542 is an apocalyptic number.

61464542 is a deficient number, since it is larger than the sum of its proper divisors (31548514).

61464542 is a wasteful number, since it uses less digits than its factorization.

61464542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272082.

The product of its digits is 23040, while the sum is 32.

The square root of 61464542 is about 7839.9325252198. The cubic root of 61464542 is about 394.6464646356.

It can be divided in two parts, 614 and 64542, that added together give a palindrome (65156).

The spelling of 61464542 in words is "sixty-one million, four hundred sixty-four thousand, five hundred forty-two".