49158404 has 12 divisors (see below), whose sum is σ = 86117724. Its totient is φ = 24553344.

The previous prime is 49158397. The next prime is 49158409. The reversal of 49158404 is 40485194.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 48330304 + 828100 = 6952^2 + 910^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (49158409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1817 + ... + 10080.

It is an arithmetic number, because the mean of its divisors is an integer number (7176477).

Almost surely, 2^49158404 is an apocalyptic number.

It is an amenable number.

49158404 is a deficient number, since it is larger than the sum of its proper divisors (36959320).

49158404 is a wasteful number, since it uses less digits than its factorization.

49158404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12934 (or 12932 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 49158404 is about 7011.3054419273. The cubic root of 49158404 is about 366.3244656719.

It can be divided in two parts, 49 and 158404, that multiplied together give a square (7761796 = 2786²).

The spelling of 49158404 in words is "forty-nine million, one hundred fifty-eight thousand, four hundred four".