49690064 has 10 divisors (see below), whose sum is σ = 96274530. Its totient is φ = 24845024.

The previous prime is 49690057. The next prime is 49690087. The reversal of 49690064 is 46009694.

It can be written as a sum of positive squares in only one way, i.e., 47499664 + 2190400 = 6892^2 + 1480^2 .

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, 1552799 + ... + 1552830.

It is an arithmetic number, because the mean of its divisors is an integer number (9627453).

Almost surely, 2^49690064 is an apocalyptic number.

It is an amenable number.

49690064 is a deficient number, since it is larger than the sum of its proper divisors (46584466).

49690064 is a wasteful number, since it uses less digits than its factorization.

49690064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105637 (or 3105631 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 49690064 is about 7049.1179590074. The cubic root of 49690064 is about 367.6403622596.

The spelling of 49690064 in words is "forty-nine million, six hundred ninety thousand, sixty-four".