61603226 has 4 divisors (see below), whose sum is σ = 92404842. Its totient is φ = 30801612.

The previous prime is 61603211. The next prime is 61603247. The reversal of 61603226 is 62230616.

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., 60078001 + 1525225 = 7751^2 + 1235^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 61603195 and 61603204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15400805 + ... + 15400808.

Almost surely, 2^61603226 is an apocalyptic number.

61603226 is a deficient number, since it is larger than the sum of its proper divisors (30801616).

61603226 is a wasteful number, since it uses less digits than its factorization.

61603226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30801615.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 61603226 is about 7848.7722606787. The cubic root of 61603226 is about 394.9430586082.

The spelling of 61603226 in words is "sixty-one million, six hundred three thousand, two hundred twenty-six".