377440340 has 24 divisors (see below), whose sum is σ = 799643880. Its totient is φ = 149639168.

The previous prime is 377440321. The next prime is 377440379. The reversal of 377440340 is 43044773.

It can be written as a sum of positive squares in 4 ways, for example, as 41964484 + 335475856 = 6478^2 + 18316^2 .

It is a super-2 number, since 2×377440340² = 284922420518631200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 377440297 and 377440306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81245 + ... + 85764.

It is an arithmetic number, because the mean of its divisors is an integer number (33318495).

Almost surely, 2^377440340 is an apocalyptic number.

It is an amenable number.

377440340 is an abundant number, since it is smaller than the sum of its proper divisors (422203540).

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

377440340 is a wasteful number, since it uses less digits than its factorization.

377440340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167131 (or 167129 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 377440340 is about 19427.8238616681. The cubic root of 377440340 is about 722.6856616687.

The spelling of 377440340 in words is "three hundred seventy-seven million, four hundred forty thousand, three hundred forty".