49978594 has 8 divisors (see below), whose sum is σ = 75147228. Its totient is φ = 24929520.

The previous prime is 49978567. The next prime is 49978597. The reversal of 49978594 is 49587994.

It can be written as a sum of positive squares in 2 ways, for example, as 44156025 + 5822569 = 6645^2 + 2413^2 .

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 (49978597) 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, 28837 + ... + 30520.

Almost surely, 2^49978594 is an apocalyptic number.

49978594 is a deficient number, since it is larger than the sum of its proper divisors (25168634).

49978594 is a wasteful number, since it uses less digits than its factorization.

49978594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59780.

The product of its digits is 3265920, while the sum is 55.

The square root of 49978594 is about 7069.5540170509. The cubic root of 49978594 is about 368.3505687741.

The spelling of 49978594 in words is "forty-nine million, nine hundred seventy-eight thousand, five hundred ninety-four".