61501246 has 16 divisors (see below), whose sum is σ = 94711680. Its totient is φ = 29940760.

The previous prime is 61501229. The next prime is 61501249. The reversal of 61501246 is 64210516.

It is a self number, because there is not a number n which added to its sum of digits gives 61501246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61501249) 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, 10191 + ... + 15061.

It is an arithmetic number, because the mean of its divisors is an integer number (5919480).

Almost surely, 2^61501246 is an apocalyptic number.

61501246 is a deficient number, since it is larger than the sum of its proper divisors (33210434).

61501246 is a wasteful number, since it uses less digits than its factorization.

61501246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5039.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 61501246 is about 7842.2730123351. The cubic root of 61501246 is about 394.7250043433.

It can be divided in two parts, 6150 and 1246, that added together give a square (7396 = 86²).

The spelling of 61501246 in words is "sixty-one million, five hundred one thousand, two hundred forty-six".