61435706 has 4 divisors (see below), whose sum is σ = 92153562. Its totient is φ = 30717852.

The previous prime is 61435679. The next prime is 61435729. The reversal of 61435706 is 60753416.

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., 47679025 + 13756681 = 6905^2 + 3709^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15358925 + ... + 15358928.

Almost surely, 2^61435706 is an apocalyptic number.

61435706 is a deficient number, since it is larger than the sum of its proper divisors (30717856).

61435706 is a wasteful number, since it uses less digits than its factorization.

61435706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30717855.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 61435706 is about 7838.0932630328. The cubic root of 61435706 is about 394.5847390445.

The spelling of 61435706 in words is "sixty-one million, four hundred thirty-five thousand, seven hundred six".