49200000 has 192 divisors, whose sum is σ = 167333040. Its totient is φ = 12800000.

The previous prime is 49199981. The next prime is 49200017. The reversal of 49200000 is 294.

It is a tau number, because it is divible by the number of its divisors (192).

It is a hoax number, since the sum of its digits (15) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 1199980 + ... + 1200020.

Almost surely, 2^49200000 is an apocalyptic number.

49200000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83666520).

49200000 is an abundant number, since it is smaller than the sum of its proper divisors (118133040).

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

49200000 is an frugal number, since it uses more digits than its factorization.

49200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 51 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 49200000 is about 7014.2711667001. The cubic root of 49200000 is about 366.4277598896.

Adding to 49200000 its reverse (294), we get a palindrome (49200294).

The spelling of 49200000 in words is "forty-nine million, two hundred thousand".