61373402 has 4 divisors (see below), whose sum is σ = 92060106. Its totient is φ = 30686700.

The previous prime is 61373371. The next prime is 61373413. The reversal of 61373402 is 20437316.

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., 61324561 + 48841 = 7831^2 + 221^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15343349 + ... + 15343352.

Almost surely, 2^61373402 is an apocalyptic number.

61373402 is a deficient number, since it is larger than the sum of its proper divisors (30686704).

61373402 is a wasteful number, since it uses less digits than its factorization.

61373402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30686703.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 61373402 is about 7834.1178188741. The cubic root of 61373402 is about 394.4513067436.

The spelling of 61373402 in words is "sixty-one million, three hundred seventy-three thousand, four hundred two".