61463502 has 16 divisors (see below), whose sum is σ = 136585680. Its totient is φ = 20487816.

The previous prime is 61463491. The next prime is 61463503. The reversal of 61463502 is 20536416.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61463503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569053 + ... + 569160.

It is an arithmetic number, because the mean of its divisors is an integer number (8536605).

Almost surely, 2^61463502 is an apocalyptic number.

61463502 is an abundant number, since it is smaller than the sum of its proper divisors (75122178).

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

61463502 is a wasteful number, since it uses less digits than its factorization.

61463502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138224 (or 1138218 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 61463502 is about 7839.8661978378. The cubic root of 61463502 is about 394.6442387743.

Adding to 61463502 its reverse (20536416), we get a palindrome (81999918).

The spelling of 61463502 in words is "sixty-one million, four hundred sixty-three thousand, five hundred two".