49156452 has 72 divisors (see below), whose sum is σ = 135862272. Its totient is φ = 14918400.

The previous prime is 49156433. The next prime is 49156463. The reversal of 49156452 is 25465194.

49156452 is a `hidden beast` number, since 4 + 9 + 1 + 5 + 645 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17677 + ... + 20267.

It is an arithmetic number, because the mean of its divisors is an integer number (1886976).

Almost surely, 2^49156452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49156452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67931136).

49156452 is an abundant number, since it is smaller than the sum of its proper divisors (86705820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49156452 is a wasteful number, since it uses less digits than its factorization.

49156452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2649 (or 2644 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 49156452 is about 7011.1662367968. The cubic root of 49156452 is about 366.3196168921.

The spelling of 49156452 in words is "forty-nine million, one hundred fifty-six thousand, four hundred fifty-two".