61693552 has 40 divisors (see below), whose sum is σ = 122103296. Its totient is φ = 30191616.

The previous prime is 61693547. The next prime is 61693553. The reversal of 61693552 is 25539616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61693553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196948 + ... + 197260.

Almost surely, 2^61693552 is an apocalyptic number.

It is an amenable number.

61693552 is a deficient number, since it is larger than the sum of its proper divisors (60409744).

61693552 is a wasteful number, since it uses less digits than its factorization.

61693552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545 (or 539 counting only the distinct ones).

The product of its digits is 48600, while the sum is 37.

The square root of 61693552 is about 7854.5243013183. The cubic root of 61693552 is about 395.1359933384.

The spelling of 61693552 in words is "sixty-one million, six hundred ninety-three thousand, five hundred fifty-two".