61606402 has 32 divisors (see below), whose sum is σ = 114960384. Its totient is φ = 24326400.

The previous prime is 61606399. The next prime is 61606409. The reversal of 61606402 is 20460616.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (61606409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1474 + ... + 11197.

It is an arithmetic number, because the mean of its divisors is an integer number (3592512).

Almost surely, 2^61606402 is an apocalyptic number.

61606402 is a deficient number, since it is larger than the sum of its proper divisors (53353982).

61606402 is a wasteful number, since it uses less digits than its factorization.

61606402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12714.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 61606402 is about 7848.9745827082. The cubic root of 61606402 is about 394.9498456857.

The spelling of 61606402 in words is "sixty-one million, six hundred six thousand, four hundred two".