49019969 has 16 divisors (see below), whose sum is σ = 52859520. Its totient is φ = 45344640.

The previous prime is 49019963. The next prime is 49019983. The reversal of 49019969 is 96991094.

It is a cyclic number.

It is not a de Polignac number, because 49019969 - 2¹² = 49015873 is a prime.

It is a super-2 number, since 2×49019969² = 4805914721521922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49019963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213947 + ... + 214175.

It is an arithmetic number, because the mean of its divisors is an integer number (3303720).

Almost surely, 2^49019969 is an apocalyptic number.

It is an amenable number.

49019969 is a deficient number, since it is larger than the sum of its proper divisors (3839551).

49019969 is a wasteful number, since it uses less digits than its factorization.

49019969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520.

The product of its (nonzero) digits is 157464, while the sum is 47.

The square root of 49019969 is about 7001.4262118514. The cubic root of 49019969 is about 365.9802735544.

The spelling of 49019969 in words is "forty-nine million, nineteen thousand, nine hundred sixty-nine".