61206738 has 8 divisors (see below), whose sum is σ = 122413488. Its totient is φ = 20402244.

The previous prime is 61206721. The next prime is 61206763. The reversal of 61206738 is 83760216.

It is a sphenic number, since it is the product of 3 distinct primes.

61206738 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 61206699 and 61206708.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5100556 + ... + 5100567.

It is an arithmetic number, because the mean of its divisors is an integer number (15301686).

Almost surely, 2^61206738 is an apocalyptic number.

61206738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61206738 is a wasteful number, since it uses less digits than its factorization.

61206738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10201128.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 61206738 is about 7823.4735252316. The cubic root of 61206738 is about 394.0939291804.

The spelling of 61206738 in words is "sixty-one million, two hundred six thousand, seven hundred thirty-eight".