61822701 has 6 divisors (see below), whose sum is σ = 89299470. Its totient is φ = 41215128.

The previous prime is 61822697. The next prime is 61822703. The reversal of 61822701 is 10722816.

It can be written as a sum of positive squares in only one way, i.e., 37822500 + 24000201 = 6150^2 + 4899^2 .

It is not a de Polignac number, because 61822701 - 2² = 61822697 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61822703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3434586 + ... + 3434603.

It is an arithmetic number, because the mean of its divisors is an integer number (14883245).

Almost surely, 2^61822701 is an apocalyptic number.

It is an amenable number.

61822701 is a deficient number, since it is larger than the sum of its proper divisors (27476769).

61822701 is a wasteful number, since it uses less digits than its factorization.

61822701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6869195 (or 6869192 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 61822701 is about 7862.7413158516. The cubic root of 61822701 is about 395.4115264558.

The spelling of 61822701 in words is "sixty-one million, eight hundred twenty-two thousand, seven hundred one".