49501397 has 4 divisors (see below), whose sum is σ = 54001536. Its totient is φ = 45001260.

The previous prime is 49501351. The next prime is 49501411. The reversal of 49501397 is 79310594.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49501397 - 2¹⁶ = 49435861 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49501397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49501337) 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, 2250053 + ... + 2250074.

It is an arithmetic number, because the mean of its divisors is an integer number (13500384).

Almost surely, 2^49501397 is an apocalyptic number.

It is an amenable number.

49501397 is a deficient number, since it is larger than the sum of its proper divisors (4500139).

49501397 is a wasteful number, since it uses less digits than its factorization.

49501397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500138.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 49501397 is about 7035.7229195016. The cubic root of 49501397 is about 367.1744771974.

The spelling of 49501397 in words is "forty-nine million, five hundred one thousand, three hundred ninety-seven".