61562036 has 12 divisors (see below), whose sum is σ = 107847012. Its totient is φ = 30748608.

The previous prime is 61562029. The next prime is 61562047. The reversal of 61562036 is 63026516.

It can be written as a sum of positive squares in 2 ways, for example, as 28153636 + 33408400 = 5306^2 + 5780^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3545 + ... + 11648.

It is an arithmetic number, because the mean of its divisors is an integer number (8987251).

Almost surely, 2^61562036 is an apocalyptic number.

It is an amenable number.

61562036 is a deficient number, since it is larger than the sum of its proper divisors (46284976).

61562036 is a wasteful number, since it uses less digits than its factorization.

61562036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16210 (or 16208 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 61562036 is about 7846.1478446433. The cubic root of 61562036 is about 394.8550148877.

It can be divided in two parts, 6156 and 2036, that added together give a 13-th power (8192 = 2¹³).

The spelling of 61562036 in words is "sixty-one million, five hundred sixty-two thousand, thirty-six".