49012619 has 2 divisors, whose sum is σ = 49012620. Its totient is φ = 49012618.

The previous prime is 49012603. The next prime is 49012631. The reversal of 49012619 is 91621094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49012619 - 2⁴ = 49012603 is a prime.

It is a super-2 number, since 2×49012619² = 4804473642478322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49012919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24506309 + 24506310.

It is an arithmetic number, because the mean of its divisors is an integer number (24506310).

Almost surely, 2^49012619 is an apocalyptic number.

49012619 is a deficient number, since it is larger than the sum of its proper divisors (1).

49012619 is an equidigital number, since it uses as much as digits as its factorization.

49012619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 49012619 is about 7000.9012991186. The cubic root of 49012619 is about 365.9619810808.

The spelling of 49012619 in words is "forty-nine million, twelve thousand, six hundred nineteen".