49436451 has 6 divisors (see below), whose sum is σ = 71408220. Its totient is φ = 32957628.

The previous prime is 49436449. The next prime is 49436473. The reversal of 49436451 is 15463494.

49436451 is a `hidden beast` number, since 4 + 9 + 4 + 3 + 645 + 1 = 666.

It is not a de Polignac number, because 49436451 - 2¹ = 49436449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49436411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2746461 + ... + 2746478.

It is an arithmetic number, because the mean of its divisors is an integer number (11901370).

Almost surely, 2^49436451 is an apocalyptic number.

49436451 is a deficient number, since it is larger than the sum of its proper divisors (21971769).

49436451 is a wasteful number, since it uses less digits than its factorization.

49436451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5492945 (or 5492942 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 49436451 is about 7031.1059585246. The cubic root of 49436451 is about 367.0138288686.

The spelling of 49436451 in words is "forty-nine million, four hundred thirty-six thousand, four hundred fifty-one".