49923190 has 16 divisors (see below), whose sum is σ = 89942400. Its totient is φ = 19951360.

The previous prime is 49923157. The next prime is 49923197. The reversal of 49923190 is 9132994.

It is a super-2 number, since 2×49923190² = 4984649799552200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49923197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19611 + ... + 22009.

It is an arithmetic number, because the mean of its divisors is an integer number (5621400).

Almost surely, 2^49923190 is an apocalyptic number.

49923190 is a deficient number, since it is larger than the sum of its proper divisors (40019210).

49923190 is a wasteful number, since it uses less digits than its factorization.

49923190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4487.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 49923190 is about 7065.6344371896. The cubic root of 49923190 is about 368.2144062087.

The spelling of 49923190 in words is "forty-nine million, nine hundred twenty-three thousand, one hundred ninety".