49687492 has 6 divisors (see below), whose sum is σ = 86953118. Its totient is φ = 24843744.

The previous prime is 49687487. The next prime is 49687493. The reversal of 49687492 is 29478694.

It can be written as a sum of positive squares in only one way, i.e., 36554116 + 13133376 = 6046^2 + 3624^2 .

It is a super-2 number, since 2×49687492² = 4937693722500128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49687493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6210933 + ... + 6210940.

Almost surely, 2^49687492 is an apocalyptic number.

It is an amenable number.

49687492 is a deficient number, since it is larger than the sum of its proper divisors (37265626).

49687492 is a wasteful number, since it uses less digits than its factorization.

49687492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12421877 (or 12421875 counting only the distinct ones).

The product of its digits is 870912, while the sum is 49.

The square root of 49687492 is about 7048.9355224743. The cubic root of 49687492 is about 367.6340190241.

The spelling of 49687492 in words is "forty-nine million, six hundred eighty-seven thousand, four hundred ninety-two".