1925158040 has 64 divisors (see below), whose sum is σ = 4825699200. Its totient is φ = 686310912.

The previous prime is 1925158019. The next prime is 1925158043. The reversal of 1925158040 is 408515291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1925158043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48752 + ... + 78911.

It is an arithmetic number, because the mean of its divisors is an integer number (75401550).

Almost surely, 2^1925158040 is an apocalyptic number.

1925158040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1925158040 is an abundant number, since it is smaller than the sum of its proper divisors (2900541160).

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

1925158040 is a wasteful number, since it uses less digits than its factorization.

1925158040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127716 (or 127712 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 35.

The square root of 1925158040 is about 43876.6229329469. The cubic root of 1925158040 is about 1244.0050092332.

The spelling of 1925158040 in words is "one billion, nine hundred twenty-five million, one hundred fifty-eight thousand, forty".