49078772 has 6 divisors (see below), whose sum is σ = 85887858. Its totient is φ = 24539384.

The previous prime is 49078753. The next prime is 49078789. The reversal of 49078772 is 27787094.

It can be written as a sum of positive squares in only one way, i.e., 48804196 + 274576 = 6986^2 + 524^2 .

It is a super-2 number, since 2×49078772² = 4817451722055968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6134843 + ... + 6134850.

It is an arithmetic number, because the mean of its divisors is an integer number (14314643).

Almost surely, 2^49078772 is an apocalyptic number.

It is an amenable number.

49078772 is a deficient number, since it is larger than the sum of its proper divisors (36809086).

49078772 is a wasteful number, since it uses less digits than its factorization.

49078772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12269697 (or 12269695 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 44.

The square root of 49078772 is about 7005.6243119368. The cubic root of 49078772 is about 366.1265550186.

The spelling of 49078772 in words is "forty-nine million, seventy-eight thousand, seven hundred seventy-two".