61474433 has 2 divisors, whose sum is σ = 61474434. Its totient is φ = 61474432.

The previous prime is 61474421. The next prime is 61474447. The reversal of 61474433 is 33447416.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58491904 + 2982529 = 7648^2 + 1727^2 .

It is a cyclic number.

It is not a de Polignac number, because 61474433 - 2¹² = 61470337 is a prime.

It is equal to p_3644348 and since 61474433 and 3644348 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61474433.

It is not a weakly prime, because it can be changed into another prime (61474463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30737216 + 30737217.

It is an arithmetic number, because the mean of its divisors is an integer number (30737217).

Almost surely, 2^61474433 is an apocalyptic number.

It is an amenable number.

61474433 is a deficient number, since it is larger than the sum of its proper divisors (1).

61474433 is an equidigital number, since it uses as much as digits as its factorization.

61474433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 32.

The square root of 61474433 is about 7840.5633088446. The cubic root of 61474433 is about 394.6676326060.

The spelling of 61474433 in words is "sixty-one million, four hundred seventy-four thousand, four hundred thirty-three".