61394002 has 4 divisors (see below), whose sum is σ = 92091006. Its totient is φ = 30697000.

The previous prime is 61393993. The next prime is 61394017. The reversal of 61394002 is 20049316.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 42393121 + 19000881 = 6511^2 + 4359^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15348499 + ... + 15348502.

Almost surely, 2^61394002 is an apocalyptic number.

61394002 is a deficient number, since it is larger than the sum of its proper divisors (30697004).

61394002 is a wasteful number, since it uses less digits than its factorization.

61394002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30697003.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 61394002 is about 7835.4324705149. The cubic root of 61394002 is about 394.4954343716.

The spelling of 61394002 in words is "sixty-one million, three hundred ninety-four thousand, two".