49690766 has 4 divisors (see below), whose sum is σ = 74536152. Its totient is φ = 24845382.

The previous prime is 49690723. The next prime is 49690777. The reversal of 49690766 is 66709694.

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

It is a self number, because there is not a number n which added to its sum of digits gives 49690766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12422690 + ... + 12422693.

It is an arithmetic number, because the mean of its divisors is an integer number (18634038).

Almost surely, 2^49690766 is an apocalyptic number.

49690766 is a deficient number, since it is larger than the sum of its proper divisors (24845386).

49690766 is a wasteful number, since it uses less digits than its factorization.

49690766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24845385.

The product of its (nonzero) digits is 489888, while the sum is 47.

The square root of 49690766 is about 7049.1677522953. The cubic root of 49690766 is about 367.6420935401.

The spelling of 49690766 in words is "forty-nine million, six hundred ninety thousand, seven hundred sixty-six".