49140672 has 56 divisors (see below), whose sum is σ = 148596096. Its totient is φ = 14039808.

The previous prime is 49140643. The next prime is 49140677. The reversal of 49140672 is 27604194.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-3 number, since 3×49140672³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49140677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16938 + ... + 19625.

Almost surely, 2^49140672 is an apocalyptic number.

49140672 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

49140672 is an abundant number, since it is smaller than the sum of its proper divisors (99455424).

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

49140672 is a wasteful number, since it uses less digits than its factorization.

49140672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36585 (or 36575 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 49140672 is about 7010.0407987400. The cubic root of 49140672 is about 366.2804145631.

The spelling of 49140672 in words is "forty-nine million, one hundred forty thousand, six hundred seventy-two".