157003340 has 24 divisors (see below), whose sum is σ = 355069680. Its totient is φ = 57970368.

The previous prime is 157003339. The next prime is 157003349. The reversal of 157003340 is 43300751.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (157003349) 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, 301670 + ... + 302189.

It is an arithmetic number, because the mean of its divisors is an integer number (14794570).

Almost surely, 2^157003340 is an apocalyptic number.

157003340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

157003340 is an abundant number, since it is smaller than the sum of its proper divisors (198066340).

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

157003340 is a wasteful number, since it uses less digits than its factorization.

157003340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603881 (or 603879 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 157003340 is about 12530.0973659425. The cubic root of 157003340 is about 539.4728967182.

The spelling of 157003340 in words is "one hundred fifty-seven million, three thousand, three hundred forty".