49961078 has 4 divisors (see below), whose sum is σ = 74941620. Its totient is φ = 24980538.

The previous prime is 49961071. The next prime is 49961081. The reversal of 49961078 is 87016994.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×49961078² = 4992218629844168, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49961071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12490268 + ... + 12490271.

It is an arithmetic number, because the mean of its divisors is an integer number (18735405).

Almost surely, 2^49961078 is an apocalyptic number.

49961078 is a deficient number, since it is larger than the sum of its proper divisors (24980542).

49961078 is a wasteful number, since it uses less digits than its factorization.

49961078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24980541.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 49961078 is about 7068.3150750373. The cubic root of 49961078 is about 368.3075317994.

The spelling of 49961078 in words is "forty-nine million, nine hundred sixty-one thousand, seventy-eight".