49078658 has 8 divisors (see below), whose sum is σ = 73837452. Its totient is φ = 24466176.

The previous prime is 49078657. The next prime is 49078661. The reversal of 49078658 is 85687094.

It can be written as a sum of positive squares in 2 ways, for example, as 48344209 + 734449 = 6953^2 + 857^2 .

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

It is not an unprimeable number, because it can be changed into a prime (49078657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35735 + ... + 37082.

Almost surely, 2^49078658 is an apocalyptic number.

49078658 is a deficient number, since it is larger than the sum of its proper divisors (24758794).

49078658 is a wasteful number, since it uses less digits than its factorization.

49078658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73156.

The product of its (nonzero) digits is 483840, while the sum is 47.

The square root of 49078658 is about 7005.6161756122. The cubic root of 49078658 is about 366.1262715392.

The spelling of 49078658 in words is "forty-nine million, seventy-eight thousand, six hundred fifty-eight".